OOIR: Observatory of International Research

Papers

(The median citation count of Animal Cognition is 5. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
House sparrows use learned information selectively based on whether reward is hidden or visible	77
Pet dogs (Canis familiaris) re-engage humans after joint activity	40
Correction to: If horses had toes: demonstrating mirror self recognition at group level in Equus caballus	36
“Cognition in marine mammals: the strength of flexibility in adapting to marine life”	32
Nest sanitation as an effective defence against brood parasitism	29
Learning to anticipate mate presence shapes individual sex roles in the hermaphroditic pond snail, Lymnaea stagnalis	27
Does owner handedness influence paw preference in dogs?	25
Life is in motion (through a chick’s eye)	23
Thinking about order: a review of common processing of magnitude and learned orders in animals	23
Grouping rule in tadpole: is quantity more or size assortment more important?	21
Spot the odd one out: do snake pictures capture macaques’ attention more than other predators?	21
Assessment of predation risk through conspecific cues by anuran larvae	21
Cognitive flexibility in a Tanganyikan bower-building cichlid, Aulonocranus dewindti	21
Injury shortens life expectancy in ants and affects some risk-related decisions of workers	20
Sex differences in social buffering and social contagion of alarm responses in zebrafish	19
The PROUST hypothesis: the embodiment of olfactory cognition	18
Mutual mother–pup vocal recognition in the highly colonial Cape fur seal: evidence of discrimination of calls with a high acoustic similarity	18
Both age and experience are important for successful problem solving in juvenile fawn-footed mosaic-tailed rats Melomys cervinipes	18
Horses discriminate between human facial and vocal expressions of sadness and joy	18
On being a Hydra with, and without, a nervous system: what do neurons add?	18
Learning and organization of within-session sequences by pigeons (Columba livia)	18
Lessons learned in animal acoustic cognition through comparisons with humans	17
Cognitive control of song production by humpback whales	16
What drives horse success at following human-given cues? An investigation of handler familiarity and living conditions	16
A comparative study of mirror self-recognition in three corvid species	15

Smart sharks: a review of chondrichthyan cognition	15
Penguins perceive variations of source- and filter-related vocal parameters of species-specific vocalisations	14
Behavioral laterality is correlated with problem-solving performance in a songbird	14
Context specificity of latent inhibition in the snail Cornu aspersum	14
Cue polarization and representation in mouse home base behaviors	13
Can rats and ants exchange information between the horizontal and vertical domains?	13
Left or right, that is the question: use of egocentric frame of reference and the right-eye advantage for understanding gestural signs in bottlenose dolphins (Tursiops truncatus)	13
Basal cognition: shifting the center of gravity (again)	13
Individual recognition and long-term memory of inanimate interactive agents and humans in dogs	13
Impact of exploration behavior, aptitude for pellet consumption, and the predation practice on the performance in consecutive live prey foraging tests in a piscivorous species	13
Orientation by environmental geometry and feature cues in the green and black poison frog (Dendrobates auratus)	13
Volumetric and connectivity assessment of the caudate nucleus in California sea lions and coyotes	13
Evidence of successive negative contrast in terrestrial toads (Rhinella arenarum): central or peripheral effect?	13
Performance on inhibitory tasks does not relate to handedness in several small groups of Callitrichids	12
Novel object recognition in Octopus maya	12
Plasticity for the kin and conspecific preferences in the frog tadpoles (Rana ornativentris)	12
Emulative learning of a two-step task in free-ranging domestic pigs	12
African jewel fish (Hemichromis bimaculatus) distinguish individual faces based on their unique iridophore patterns	12
Visual perception of emotion cues in dogs: a critical review of methodologies	11
After 150 years of watching: is there a need for synthetic ethology?	11
The deterrent effects of individual monoterpene odours on the dietary decisions of African elephants	11
Tolerant macaque species are less impulsive and reactive	11
Varieties of visual navigation in insects	11
Nest box entrance hole size can influence nest site selection and nest defence behaviour in Japanese tits	11
Are you better than me? Social comparisons in carrion crows (Corvus corone)	11
First record of geophagy in Jungle Babbler (Turdoides striata) prior to egg-laying: an instinct for calcium supplement	10
Domestication effects on social information transfer in chickens	10
Social experience drives the development of holistic face processing in paper wasps	10
Cognition of the manatee: past research and future developments	10
Slowly walking down to the more food: relative quantity discrimination in African spurred tortoises (Centrochelys sulcata)	10
Behavioural synchronization and social referencing of dogs and humans: walking in dyad vs in group	10
Quantity discrimination by kittens of the domestic cat (Felis silvestris catus)	10
Repeated testing does not confound cognitive performance in the Western Australian magpie (Cracticus tibicen dorsalis)	10
Gender differences in animal cognition science	9
Assessing the performance of brushtail possums (Trichosurus vulpecula) on the Mechner counting procedure	9
Interspecific differences in developmental mode determine early cognitive abilities in teleost fish	9
Visual categories and concepts in the avian brain	9
Meowing dogs: can dogs recognize cats in a cross-modal violation of expectancy task (Canis familiaris)?	9
Puppies in the problem-solving paradigm: quick males and social females	9
Count-based decision-making in mice: numerosity vs. stimulus control	9
Juvenile vervet monkeys rely on others when responding to danger	9
Context-effect bias in capuchin monkeys (Sapajus spp.): exploring decoy influences in a value-based food choice task	9
Innovative problem-solving in a small, wild canid	8
Two-action task, testing imitative social learning in kea (Nestor notabilis)	8
Grey wolves (Canis lupus) discriminate between familiar and unfamiliar human voices	8
Horses form cross-modal representations of adults and children	8
When should we ascribe sentience to animals? A commentary on “Hermit crabs, shells and sentience” (Elwood 2022)	8
Object use in communication of semi-wild chimpanzees	8
Color is necessary for face discrimination in the Northern paper wasp, Polistes fuscatus	8
Oscillatory extraction behaviour suggests functional attributes of crows’ hooked-stick tools	8

Correction: Do chimpanzees see a face on Mars? A search for face pareidolia in chimpanzees	8
Active oscillations in microscale navigation	8
Orcas remember what to copy: a deferred and interference-resistant imitation study	8
What is it like to be a choanoflagellate? Sensation, processing and behavior in the closest unicellular relatives of animals	7
Vocal signals with different social or non-social contexts in two wild rodent species (Mus caroli and Rattus losea)	7
The current state of carnivore cognition	7
An investigation on the olfactory capabilities of domestic dogs (Canis lupus familiaris)	7
Effects of predation risk on the sensory asymmetries and defensive strategies of Bufotes balearicus tadpoles	7
A small step for rats alters spatial behavior: rats on a bi-level arena explore each level separately	7
Social cognition and metacognition in great apes: a theory	7
Heterospecific eavesdropping on disturbance cues of a treefrog	6
Geckos differentiate self from other using both skin and faecal chemicals: evidence towards self-recognition?	6
Mother–pup recognition mechanisms in Australia sea lion (Neophoca cinerea) using uni- and multi-modal approaches	6
The influence of visual illusion perception on numerosity estimation could be evolutionarily conserved: exploring the numerical Delboeuf illusion in humans (Homo sapiens) and fish (Poecilia reticulata	6
Language preference in the domestic dog (Canis familiaris)	6
On the role of training in delay of gratification paradigms: a reply to Pepperberg 2022	6
“The song remains the same”: not really! Vocal flexibility in the song of the indris	6
Mice make temporal inferences about novel locations based on previously learned spatiotemporal contingencies	6
Prior experience modifies acquisition trajectories via response–strategy sampling	6
Why wait to mark? Possible reasons behind latency from olfactory exploration to overmarking in four African equid species	6
Use of the sun compass by monocularly occluded homing pigeons in a food localisation task in an outdoor arena	6
Llamas use social information from conspecifics and humans to solve a spatial detour task	6
Use of anvils by the Great Kiskadee (Aves, Tyrannidae): a description based on citizen science data	6
First acoustic evidence of signature whistle production by spinner dolphins (Stenella longirostris)	6
Stepwise learning of compound multidimensional visual stimuli by sorting out the dimensions of which they are composed in pigeons	6
Bioelectric networks: the cognitive glue enabling evolutionary scaling from physiology to mind	6
Why an animal needs a brain	6
Does social motivation mitigate fear caused by a sudden sound in horses?	6
Congratulations to Animal Cognition on its 50th birthday! Some thoughts on the last 50 years of animal cognition research	5
Come with me: experimental evidence for intentional recruitment in Tonkean macaques	5
Spontaneous object recognition in capuchin monkeys: assessing the effects of sex, familiarization phase and retention delay	5
Searching for nothing: placing zero on the temporal continuum	5
Structural environmental enrichment and the way it is offered influence cognitive judgement bias and anxiety-like behaviours in zebrafish	5
The use of an intermittent schedule of reinforcement to evaluate detection dogs’ generalization from smokeless-powder	5
Stressfulness of the design influences consistency of cognitive measures and their correlation with animal personality traits in wild mice (Mus musculus)	5
Why it hurts: with freedom comes the biological need for pain	5
Frog embryos use multiple levels of temporal pattern in risk assessment for vibration-cued escape hatching	5
A comparison of personality traits of gifted word learner and typical border collies	5
Animal cognition, past present and future, a 25th anniversary special issue	5
Well-developed spatial reversal learning abilities in harbor seals (Phoca vitulina)	5
Naïve chicks do not prefer objects with stable body orientation, though they may prefer behavioural variability	5
Navigational roots of spatial and temporal memory structure	5
Azure-winged Magpies would rather avoid losses than strive for benefits based on reciprocal altruism	5
Under pressure: the interaction between high-stakes contexts and individual differences in decision-making in humans and non-human species	5