Journal of Comparative Psychology

Article	Citations
Replication of the mirror mark test experiment in the magpie (Pica pica) does not provide evidence of self-recognition.	20
Carrion crows (Corvus corone corone) fail the mirror mark test yet again.	19
Similarities in composition and transformations of songs by humpback whales (Megaptera novaeangliae) over time and space.	16
Proximate predictors of variation in egg rejection behavior by hosts of avian brood parasites.	16
(Re)claiming plants in comparative psychology.	15
Monkeys (Macaca mulatta) learn two-choice discriminations under displaced reinforcement.	12
Detouring while foraging up a tree: What bull ants (Myrmecia midas) learn and their reactions to novel sensory cues.	11
Comparative assessment of behaviorally derived personality structures in golden-handed tamarins (Saguinus midas), cotton-top tamarins (Saguinus oedipus), and common marmosets (Callithrix jacchus).	11
What is simple is actually quite complex: A critical note on terminology in the domain of language and communication.	11
Assessing the perception of face pareidolia in children (Homo sapiens), rhesus monkeys (Macaca mulatta), and capuchin monkeys (Sapajus apella).	11
The strategies used by chimpanzees (Pan troglodytes) and children (Homo sapiens) to solve a simple coordination problem.	10
Initial evidence for eliciting contrafreeloading in grey parrots (Psittacus erithacus) via the opportunity for playful foraging.	10
Sociability of Indian free-ranging dogs (Canis lupus familiaris) varies with human movement in urban areas.	10
Prior experience mediates the usage of food items as tools in great apes (Pan paniscus, Pan troglodytes, Gorilla gorilla, and Pongo abelii).	9
Primate origins of corepresentation and cooperative flexibility: A comparative study with common marmosets (Callithrix jacchus), brown capuchins (Sapajus apella), and Tonkean macaques (Macaca tonkeana	9
The coding of object thickness in plants: When roots matter.	9
Evidence of motor intentions in plants: A kinematical study.	9
Multiple assessments of personality and problem-solving performance in captive Asian elephants (Elephas maximus) and African savanna elephants (Loxodonta africana).	8
Facial displays in red-capped mangabeys (Cercocebus torquatus): Repertoire, social context, and potential intentionality.	8
Drawing in nonhuman primates: What we know and what remains to be investigated.	8
Animacy perception in dogs (Canis familiaris) and humans (Homo sapiens): Comparison may be perturbed by inherent differences in looking patterns.	8
Sexual dimorphism in classical conditioning? Sex differences in neophobia, latent inhibition, generalization, and extinction for rats (Rattus norvegicus) in a conditioned taste aversion preparation ir	8
Effects of ethanol ingestion on aversive conditioning in honey bees (Apis mellifera L.).	7
Chimpanzees’ (Pan troglodytes) internal arousal remains elevated if they cannot themselves help a conspecific.	7
Tolerance of muzzle contact underpins the acquisition of foraging information in vervet monkeys (Chlorocebus pygerythrus).	5

Parental divorce in childhood is related to lower urinary oxytocin concentrations in adulthood.	5
Stone affordances as potential for action expression in object play in long-tailed macaques (Macaca fascicularis).	5
Behavioral and hormonal changes following social instability in young rhesus macaques (Macaca mulatta).	5
The effects of positive and negative experiences on subsequent behavior and cognitive performance in capuchin monkeys (Sapajus [Cebus] apella).	4
The “avoid the empty cup” hypothesis does not explain great apes’ (Gorilla gorilla, Pan paniscus, Pan troglodytes, Pongo abelii) responses in two three-cup one-item inference by exclusion tasks.	4
Visual discrimination of size and perception of the Delboeuf illusion in the domestic cat (Felis silvestris catus): A developmental disjunction?	4
Food calls enhance visual discrimination learning in chimpanzees (Pan troglodytes verus).	4
On the origin of visual symbols.	4
Delayed gratification: A grey parrot (Psittacus erithacus) will wait for more tokens.	4
Individual recognition of monkey (Macaca fuscata) and human (Homo sapiens) images in primatologists.	4
Individual differences guide mate choice in the fighting fish (Betta splendens).	4
Doing reliable research in comparative psychology: Challenges and proposals for improvement.	4
Expanding the landscape of opportunity: Professional societies support early-career researchers through community programming and peer coaching.	4
Incorporating animal agency into research design could improve behavioral and neuroscience research.	4
Dominance in human (Homo sapiens) personality space and in hominoid phylogeny.	4
Exploring the Müller-Lyer illusion in a nonavian reptile (Pogona vitticeps).	4
Search asymmetries for threatening faces in chimpanzees (Pan troglodytes).	4
The journey in comparative psychology matters more than the destination.	3
Do that again! Memory for self-performed actions in dogs (Canis familiaris).	3
Personality structure in bottlenose dolphins (Tursiops truncatus).	3
Recurrence quantification analysis in the study of online coordination in Norway rats (Rattus norvegicus).	3
Dogs (Canis familiaris) prioritize independent exploration over looking back.	3
How environmental unpredictability and harshness affect chimpanzees (Pan troglodytes) in risk-choice and temporal discounting tasks.	3
Is economic risk proneness in young children (Homo sapiens) driven by exploratory behavior? A comparison with capuchin monkeys (Sapajus apella).	3
Vocal repertoire and auditory sensitivity of white-throated woodrats (Neotoma albigula).	3
How do communicative cues shape the way that dogs (Canis familiaris) encode objects?	3
Learning simple and compound stimuli in a social lizard (Egernia stokesii).	3
Same-different conceptualization in dogs (Canis familiaris).	3
Studying animal innovation at the individual level: A ratings-based assessment in capuchin monkeys (Sapajus [Cebus] sp.).	3
Investigation of mirror-self recognition in ravens (Corvus corax).	3
How comparative was (is) the Journal of Comparative Psychology? A reptilian perspective.	3
Environmental correlates of exploratory behavior and anxiety in three African striped mouse (Rhabdomys) taxa occurring in different habitats and contexts.	3
Don't let the pigeon chair the search committee: Pigeons (Columba livia) match humans’ (Homo sapiens) suboptimal approach to the secretary problem.	3
Cognitive flexibility and aging in coyotes (Canis latrans).	3
Evolutionary changes in the predatory attack of carnivorous rodents: A comparative analysis emphasizing grasshopper mice (Onychomys spp.).	2
Convergence between G and g in three monkey species (Sapajus spp, Ateles geoffroyi, and Macaca fascicularis).	2
Chimpanzees (Pan troglodytes) exhibit gaze bias for snakes upon hearing alarm calls.	2
Are you as fooled as I am? Visual illusions in human (Homo) and nonhuman (Sapajus, Gorilla, Pan, Pongo) primate species.	2
The dynamics of chunking in humans (Homo sapiens) and Guinea baboons (Papio papio).	2
Preference or flexibility? Spatial navigation by Syrian hamsters (Mesocricetus auratus) in a multiple-cue environment.	2
Clark’s nutcrackers (Nucifraga columbiana) use a visual barrier for cache protection.	2
Primate socio-ecology shapes the evolution of distinctive facial repertoires.	2
Forgetting curve in spider monkeys (Ateles geoffroyi): Effects of delay but not the amount of information.	2
Exclusion by donkey’s ears: Donkeys (Equus asinus) use acoustic information to find hidden food in a two-way object-choice task.	2
Great apes (Pan troglodytes, Pan paniscus, Pongo abelii) exploit better the information of failure than capuchin monkeys (Sapajus spp.) when selecting tools to solve the same foraging problem.	2
Conflict interference in an insect.	2
On mark-test replication and mirror self-recognition in magpies.	1
Supplemental Material for Similarities in Composition and Transformations of Songs by Humpback Whales (Megaptera novaeangliae) Over Time and Space	1
Inhibitory control and cue relevance modulate chimpanzees’ (Pan troglodytes) performance in a spatial foraging task.	1
Should I stay or should I go? Pigeons’ (Columba livia) performance of a foraging task has implications for optimal foraging theory and serial pattern learning.	1

Influence of group size on shelter choice in Blaptica dubia cockroaches.	1
Computerized intertemporal choice task in chimpanzees (Pan troglodytes) with/without postreward delay.	1
Iberian Lynx (Lynx pardinus) personality: A rating assessment with ex Situ Conservation Program sample.	1
Spatial frequency and global–local visual processing in capuchin monkeys (Sapajus spp.) and humans (Homo sapiens).	1
Individual variation in Black-capped chickadee (Poecile atricapillus) foraging behavior in response to a predator model.	1
Target number influences strategy use by rats (Rattus norvegicus) in the traveling salesperson problem.	1
Variation in neophilia in seven primate species.	1
Decision-making by bushveld gerbils (Gerbilliscus leucogaster).	1
How tufted capuchin monkeys (Sapajus spp.) and humans (Homo sapiens) handle a jointed tool.	1
Mother–infant relationships and infant independence in wild Geoffroy’s spider monkeys (Ateles geoffroyi).	1
Sensitivity to line-of-sight in tolerant versus despotic macaques (Macaca sylvanus and Macaca mulatta).	1
Children (Homo sapiens), but not rhesus monkeys (Macaca mulatta), perceive the one-is-more illusion.	1
Assessing cats’ (Felis catus) sensitivity to human pointing gestures.	1
Visual and acoustic exploratory behaviors toward novel stimuli in Antillean manatees (Trichechus manatus manatus) under human care.	1
Responses of wild skuas (Catharacta antarctica ssp. lonnbergi) to human cues in cooperative and competitive social contexts.	1
Physiological constraints and cognitive chunking: Sequence organization in the songs of zebra finches (Taeniopygia guttata).	1
Recognition of visual kinship signals in chimpanzees (Pan troglodytes) by humans (Homo sapiens).	1
Impulsivity as a trait in domestic dogs (Canis familiaris): A systematic review and meta-analysis.	1
Editorial.	0
A study of executive function in grey parrots (Psittacus erithacus): Experience can affect delay of gratification.	0
Supplemental Material for The Effects of Positive and Negative Experiences on Subsequent Behavior and Cognitive Performance in Capuchin Monkeys (Sapajus [Cebus] apella)	0
Egg burial in the ringneck dove (Streptopelia risoria): A potential laboratory model system for egg-rejection research?	0
Supplemental Material for Recognition of Visual Kinship Signals in Chimpanzees (Pan troglodytes) by Humans (Homo sapiens)	0
First report of reindeer (Rangifer tarandus tarandus) response to human-given cues.	0
Humans’ (Homo sapiens), capuchin monkeys’ (Sapajus [Cebus] apella), and rhesus macaques’ (Macaca mulatta) size judgments shift when stimuli change in frequency.	0
Acknowledgments	0
A modified version of the dimensional change card sort task tests cognitive flexibility in children (Homo sapiens) and cotton-top tamarins (Saguinus oedipus).	0
Supplemental Material for Exclusion by Donkey’s Ears: Donkeys (Equus asinus) Use Acoustic Information to Find Hidden Food in a Two-Way Object-Choice Task	0
A century of the Journal of Comparative Psychology.	0
Simplicity and complexity in human and nonhuman communication.	0
What enables “distraction” to reduce delay discounting for pigeons (Columba livia).	0
Evaluation of decision-making behavior under uncertainty in capuchin monkeys (Sapajus apella) and humans (Homo sapiens) using a modified Balloon Analogue Risk Task.	0
The roles of social information, asocial information, and initial bias in nest-building decisions.	0
The role of head and body cues in visual individual recognition in grey parrots (Psittacus erithacus).	0
Still face in pet dogs (Canis familiaris).	0
Contrafreeloading in umbrella cockatoos (Cacatua alba): Further evaluation of the play hypothesis.	0
Putting the best foot forward: Limb lateralization in the Goffin’s cockatoo (Cacatua goffiniana).	0
Comparative cognition: Perspectives, challenges, and prospects.	0
Testing three primate species’ attentional biases toward preferred and unpreferred foods: Seeing red or high valued food?	0
Consistent second-order motor planning by cotton-top tamarins (Saguinus oedipus): Evidence from a dowel task.	0
Supplemental Material for Still Face in Pet Dogs (Canis familiaris)	0
Supplemental Material for Impulsivity as a Trait in Domestic Dogs (Canis familiaris): A Systematic Review and Meta-Analysis	0
Supplemental Material for Tolerance of Muzzle Contact Underpins the Acquisition of Foraging Information in Vervet Monkeys (Chlorocebus pygerythrus)	0
The effects of goal–landmark distance on overshadowing: A replication in humans (Homo sapiens) of Goodyear and Kamil (2004).	0
Supplemental Material for Reach-to-Grasp Kinematic Signatures in Colombian Spider Monkeys (Ateles fusciceps rufiventris)	0
Supplemental Material for Is Inferential Reasoning a Distinctly Human Cognitive Feature? Testing Reasoning in Cotton-Top Tamarins (Saguinus oedipus)	0
Guatemalan beaded lizards (Helodermatidae: Heloderma charlesbogerti) navigate and follow a scent trail in maze tasks.	0
Supplemental Material for Humans’ (Homo sapiens), Capuchin Monkeys’ (Sapajus [Cebus] apella), and Rhesus Macaques’ (Macaca mulatta) Size Judgments Shift When Stimuli Change in Frequency	0
Supplemental Material for Consistent Second-Order Motor Planning by Cotton-Top Tamarins (Saguinus oedipus): Evidence From a Dowel Task	0
Supplemental Material for Mother–Infant Relationships and Infant Independence in Wild Geoffroy’s Spider Monkeys (Ateles geoffroyi)	0
Supplemental Material for The Role of Head and Body Cues in Visual Individual Recognition in Grey Parrots (Psittacus erithacus)	0
Supplemental Material for Dogs (Canis familiaris) Prioritize Independent Exploration Over Looking Back	0
Supplemental Material for Environmental Correlates of Exploratory Behavior and Anxiety in Three African Striped Mouse (Rhabdomys) Taxa Occurring in Different Habitats and Contexts	0
Acknowledgments	0
Supplemental Material for Putting the Best Foot Forward: Limb Lateralization in the Goffin’s Cockatoo (Cacatua goffiniana)	0
Supplemental Material for Spatial Frequency and Global–Local Visual Processing in Capuchin Monkeys (Sapajus spp.) and Humans (Homo sapiens)	0
Have we met? New insights into the role of head and body cues in the visual recognition of conspecifics in gray parrots (Psittacus erithacus).	0
Supplemental Material for Clark’s Nutcrackers (Nucifraga columbiana) Use a Visual Barrier for Cache Protection	0
Supplemental Material for Are Chimpanzees Futurists? Effects of Motion Lines and Motion Blur on the Judgments of Global Motion Direction in Chimpanzees (Pan troglodytes)	0
Supplemental Material for Search Asymmetries for Threatening Faces in Chimpanzees (Pan troglodytes)	0
Comparative psychology’s founding mother, Margaret Floy Washburn.	0
Pigeons’ (Columba livia) intertemporal choice in binary-choice and patch-leaving contexts.	0
Supplemental Material for Food Calls Enhance Visual Discrimination Learning in Chimpanzees (Pan troglodytes verus)	0
Supplemental Material for Primate Socio-Ecology Shapes the Evolution of Distinctive Facial Repertoires	0
Are chimpanzees futurists? Effects of motion lines and motion blur on the judgments of global motion direction in chimpanzees (Pan troglodytes).	0
What makes the ephemeral reward task so difficult?	0
Supplemental Material for Is Economic Risk Proneness in Young Children (Homo sapiens) Driven by Exploratory Behavior? A Comparison With Capuchin Monkeys (Sapajus apella)	0
The impact of training method on odor learning and generalization in dogs (Canis lupus familiaris).	0
Supplemental Material for Pitch Affects Human (Homo sapiens) Perception of Emotional Arousal From Diverse Animal Calls	0
Why do distractions sometimes aid self-control? Pigeons (Columba livia) highlight possible mechanisms underlying the distraction effect.	0
Supplemental Material for Influence of Group Size on Shelter Choice in Blaptica dubia Cockroaches	0
Rules and metarules: Adult cotton-top tamarins (Saguinus oedipus) and 5-year-old children (Homo sapiens) can master both.	0
Supplemental Material for Sensitivity to Line-of-Sight in Tolerant Versus Despotic Macaques (Macaca sylvanus and Macaca mulatta)	0
Some phenomena of the cap-pushing response in honey bees (Apis mellifera spp.).	0
Within the sound of trouble: Do humans use pitch to correctly assess emotional arousal across species?	0
Supplemental Material for A Modified Version of the Dimensional Change Card Sort Task Tests Cognitive Flexibility in Children (Homo sapiens) and Cotton-Top Tamarins (Saguinus oedipus)	0
Extraction of structural regularities by baboons (Papio Papio): Adjacent and nonadjacent repetition patterns differ in learnability.	0
Supplemental Material for Conflict Interference in an Insect	0
Strategy use in probabilistic categorization by rhesus macaques (Macaca mulatta) and capuchin monkeys (Cebus [Sapajus] apella).	0
African striped mice (Rhabdomys) mind the neighbors.	0

Do standard behavioral assays predict foraging behavior of individual Black-capped chickadees (Poecile atricapillus) in response to a predator model or calls?	0
Using isochrony, but not meter, to discriminate rhythmic sequences in rats (Rattus norvegicus).	0
A new look at universals and specificities in the songs of humpback whales.	0
Positive intonation increases the perceived value of smaller rewards in a quantity discrimination task with dogs (Canis familiaris).	0
Supplemental Material for Variation in Neophilia in Seven Primate Species	0
100 years of comparative psychology advancing practice, policy, and the public—And what the future requires.	0
Implementation of automated cognitive testing systems for socially housed rhesus (Macaca mulatta) and squirrel (Saimiri spp.) monkeys: Age differences in learning.	0
Supplemental Material for Behavioral and Hormonal Changes Following Social Instability in Young Rhesus Macaques (Macaca mulatta)	0
Pitch affects human (Homo sapiens) perception of emotional arousal from diverse animal calls.	0
Clark’s nutcrackers (Nucifraga columbiana) modify caching behavior when observed.	0
Supplemental Material for Physiological Constraints and Cognitive Chunking: Sequence Organization in the Songs of Zebra Finches (Taeniopygia guttata)	0
Supplemental Material for Assessing Cats’ (Felis catus) Sensitivity to Human Pointing Gestures	0
Supplemental Material for Positive Intonation Increases the Perceived Value of Smaller Rewards in a Quantity Discrimination Task With Dogs (Canis familiaris)	0
Supplemental Material for The Effects of Goal–Landmark Distance on Overshadowing: A Replication in Humans (Homo sapiens) of Goodyear and Kamil (2004)	0
Supplemental Material for Vocal Repertoire and Auditory Sensitivity of White-Throated Woodrats (Neotoma albigula)	0
Supplemental Material for Dominance in Human (Homo sapiens) Personality Space and in Hominoid Phylogeny	0
Supplemental Material for Drawing in Nonhuman Primates: What We Know and What Remains to Be Investigated	0
Supplemental Material for Chimpanzees (Pan troglodytes) Exhibit Gaze Bias for Snakes Upon Hearing Alarm Calls	0
Supplemental Material for Inhibitory Control and Cue Relevance Modulate Chimpanzees’ (Pan troglodytes) Performance in a Spatial Foraging Task	0
Supplemental Material for How Do Communicative Cues Shape the Way That Dogs (Canis familiaris) Encode Objects?	0
Supplemental Material for Sound Order Discrimination in Two Species of Birds–Taeniopygia guttata and Melopsittacus undulatus	0
Supplemental Material for Initial Evidence for Eliciting Contrafreeloading in Grey Parrots (Psittacus erithacus) via the Opportunity for Playful Foraging	0
Supplemental Material for Multiple Assessments of Personality and Problem-Solving Performance in Captive Asian Elephants (Elephas maximus) and African Savanna Elephants (Loxodonta africana)	0
Supplemental Material for Individual Variation in Black-Capped Chickadee (Poecile atricapillus) Foraging Behavior in Response to a Predator Model	0
Supplemental Material for Using Isochrony, but Not Meter, to Discriminate Rhythmic Sequences in Rats (Rattus norvegicus)	0
I am as fooled as you are, say some primates … but only sometimes.	0
Supplemental Material for Decision-Making by Bushveld Gerbils (Gerbilliscus leucogaster)	0
Supplemental Material for Learning Simple and Compound Stimuli in a Social Lizard (Egernia stokesii)	0
Supplemental Material for No Evidence of Attentional Bias Toward Threatening Conspecific and Allospecific Faces in Capuchin Monkeys (Sapajus [Cebus] apella) Using a Dot-Probe Task	0
Supplemental Material for Guatemalan Beaded Lizards (Helodermatidae: Heloderma charlesbogerti) Navigate and Follow a Scent Trail in Maze Tasks	0
Zing-Yang Kuo and “Giving up instincts in psychology”, 100 years later.	0
Cross-modal perception of puppies and adult conspecifics in dogs (Canis familiaris).	0
Supplemental Material for Delayed Gratification: A Grey Parrot (Psittacus erithacus) Will Wait for More Tokens	0
Reach-to-grasp kinematic signatures in Colombian spider monkeys (Ateles fusciceps rufiventris).	0
Gaze in cats (Felis catus) and dogs (Canis lupus familiaris).	0
Supplemental Material for Cognitive Flexibility and Aging in Coyotes (Canis latrans)	0
No evidence of attentional bias toward threatening conspecific and allospecific faces in capuchin monkeys (Sapajus [Cebus] apella) using a dot-probe task.	0
Supplemental Material for Same-Different Conceptualization in Dogs (Canis familiaris)	0
Supplemental Material for Contrafreeloading in Umbrella Cockatoos (Cacatua alba): Further Evaluation of the Play Hypothesis	0
Supplemental Material for Evaluation of Decision-Making Behavior Under Uncertainty in Capuchin Monkeys (Sapajus apella) and Humans (Homo sapiens) Using a Modified Balloon Analogue Risk Task	0
Supplemental Material for Gaze in Cats (Felis catus) and Dogs (Canis lupus familiaris)	0
Correction to Burghardt (2021).	0
Supplemental Material for Detouring While Foraging Up a Tree: What Bull Ants (Myrmecia midas) Learn and Their Reactions to Novel Sensory Cues	0
Is inferential reasoning a distinctly human cognitive feature? Testing reasoning in cotton-top tamarins (Saguinus oedipus).	0
A reflection on noncognitive factors affecting spatial cognitive testing: Examples from nonmodel species.	0
Testing the role of macaque social tolerance in ability to follow human eye gaze.	0
Together again but no need to play: Dissociating effects of isolation and separation on social interaction in female rats (Rattus norvegicus).	0
Supplemental Material for Iberian Lynx (Lynx pardinus) Personality: A Rating Assessment With Ex Situ Conservation Program Sample	0
Adaptable navigation in bull ants (Myrmecia midas).	0
Chimpanzees (Pan troglodytes) with better task-based delay of gratification skills are rated as less impulsive, more agreeable, and smarter.	0
Responses to prey chemical cues in wild-caught, adult gopher snakes (Pituophis catenifer).	0
Supplemental Material for Cross-modal Perception of Puppies and Adult Conspecifics in Dogs (Canis familiaris)	0
One hundred years of the Journal of Comparative Psychology.	0
Supplemental Material for Implementation of Automated Cognitive Testing Systems for Socially Housed Rhesus (Macaca mulatta) and Squirrel (Saimiri spp.) Monkeys: Age Differences in Learning	0
Supplemental Material for Testing Three Primate Species’ Attentional Biases Toward Preferred and Unpreferred Foods: Seeing Red or High Valued Food?	0
End the search quickly: Pigeons (Columba livia) and humans (Homo sapiens) share the same bias.	0
Differences in paradoxical choice between pigeons (Columba livia) and rats (Rattus norvegicus): The problem of cue trackability.	0
Acknowledgment of Ad Hoc Reviewers	0
Factors in forgetting in spider monkeys, Ateles geoffroyi.	0
Supplemental Material for A Study of Executive Function in Grey Parrots (Psittacus erithacus): Experience Can Affect Delay of Gratification	0
Supplemental Material for The Dynamics of Chunking in Humans (Homo sapiens) and Guinea Baboons (Papio papio)	0
Supplemental Material for The Roles of Social Information, Asocial Information, and Initial Bias in Nest-Building Decisions	0
Supplemental Material for Do Standard Behavioral Assays Predict Foraging Behavior of Individual Black-Capped Chickadees (Poecile atricapillus) in Response to a Predator Model or Calls?	0
Supplemental Material for Are You as Fooled as I am? Visual Illusions in Human (Homo) and Nonhuman (Sapajus, Gorilla, Pan, Pongo) Primate Species	0
Supplemental Material for Investigation of Mirror-Self Recognition in Ravens (Corvus corax)	0
Supplemental Material for The Coding of Object Thickness in Plants: When Roots Matter	0
Supplemental Material for Computerized Intertemporal Choice Task in Chimpanzees (Pan troglodytes) With/Without Postreward Delay	0
Supplemental Material for Personality Structure in Bottlenose Dolphins (Tursiops truncatus)	0
Supplemental Material for How Tufted Capuchin Monkeys (Sapajus spp.) and Humans (Homo sapiens) Handle a Jointed Tool	0
On parrots, delay of gratification, executive function, and how sometimes we do the best we can.	0
Supplemental Material for How Environmental Unpredictability and Harshness Affect Chimpanzees (Pan troglodytes) in Risk-Choice and Temporal Discounting Tasks	0
Anthropomorphism as a contributor to the success of human (Homo sapiens) tool use.	0
Supplemental Material for Studying Animal Innovation at the Individual Level: A Ratings-Based Assessment in Capuchin Monkeys (Sapajus [Cebus] sp.)	0
Supplemental Material for Primate Origins of Corepresentation and Cooperative Flexibility: A Comparative Study With Common Marmosets (Callithrix jacchus), Brown Capuchins (Sapajus apella), and Tonkean	0
Looking back to look forward: Avenues into the field of comparative psychology.	0
Sound order discrimination in two species of birds–Taeniopygia guttata and Melopsittacus undulatus.	0
Supplemental Material for Stone Affordances as Potential for Action Expression in Object Play in Long-Tailed Macaques (Macaca fascicularis)	0
Supplemental Material for Evidence of Motor Intentions in Plants: A Kinematical Study	0
Fins, feathers, fingers, and finding an explanation for the puzzle of ephemeral rewards.	0
Supplemental Material for Hearing “Number”?: Relative Quantity Judgments Through the Echolocation by Bottlenose Dolphins (Tursiops truncatus)	0
Supplemental Material for Chimpanzees’ (Pan troglodytes) Internal Arousal Remains Elevated if They Cannot Themselves Help a Conspecific	0
Supplemental Material for Visual Discrimination of Size and Perception of the Delboeuf Illusion in the Domestic Cat (Felis silvestris catus): A Developmental Disjunction?	0