OOIR: Observatory of International Research

Papers

(The TQCC of Zoological Science is 3. 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
Comparative Observation and Analysis of Preference Behavior Based on Three Types of Taxes and Locomotor Activity in the Goldfish, Carassius auratus	13
Molecular Phylogeographic Variation in the Siberian Weasel (Mustela sibirica) in Asia, Including Japan, Examined by ddRAD-Seq Analysis	11
Ontogenetic Expressions of Sexually Dimorphic Traits in the Skeleton Shrimp Caprella scaura (Crustacea: Amphipoda)	11
Consistent Negative Correlations between Parasite Infection and Host Body Condition Across Seasons Suggest Potential Harmful Impacts of Salmincola markewitschi on Wild White-Spotted Charr, Salvelinus	10
Cnidopsins Characterized as Bistable Opsins From a Reef-Building Coral, Acropora tenuis	9
Endocrine Regulation of Aging in the Fruit Fly Drosophila melanogaster	9
Embryonic Development of the Gastrodermis in the Coral Acropora tenuis	8
Timeless Plays an Important Role in Compound Eye-Dependent Photic Entrainment of the Circadian Rhythm in the Cricket Gryllus bimaculatus	8
Yawning and Its Temperature-Dependent Modulation in Leopard Geckos	8
Changes in Behavior and Diel Melatonin Secretion Toward Estivation in Western Sand Lance, Ammodytes japonicus (Uranoscopiformes, Ammodytidae)	7
It Pays to Sit Tight: Stable Night-Time Incubation Increases Hatching Success in Urban and Forest Great Tits, Parus major	7
Development of the Pronotal Explanate Margin, a Novel Evolutionary Trait in Tortoise Beetles	7
Ontogenic Development of the Acrocoracoid Process Responsible for the Evolution of Avian Flapping Flight	6
Topotype-Based Chromosomal Diversity among Five Species of Freshwater Armored Catfishes in the Hypostomus auroguttatus Supergroup (Actinopterygii: Siluriformes)	6
Characterization of Anthozoan-Specific Opsins from a Reef-Building Coral, Acropora tenuis, as Gq-Coupled Opsins	6
Landscape Genetic Analysis for the Japanese Wild Boar in the Early Expanding Stage in the Hokuriku Region of Japan	6
Evaluation of Nitrogen Source Uptake by the Bivalve Nuttallia olivacea Fed with 15N-Labeled Diatoms	5
Wnt4a Is Indispensable for Genital Duct Elongation but Not for Gonadal Sex Differentiation in the Medaka, Oryzias latipes	5
Improving the Resolution of Inter-Familial Relationships Within Palaeacanthocephala by Mitophylogenomics Including Isthmosacanthidae (Polymorphida) and Transvenidae (Echinorhynchida)	5
Volume X-Ray Micro-Computed Tomography Analysis of the Early Cephalized Central Nervous System in a Marine Flatworm, Stylochoplana pusilla	5
Distribution and Population Genetic Structure of the Hau Giang Medaka, Oryzias haugiangensis, Along the East Coast of the Indochinese Peninsula	5
Description and Phylogenetic Position of Thermocypris isabella gen. et sp. nov. (Ostracoda: Cyprididae: Cyprinotinae) from a Hot Spring in Peru	5
Population Genetics of the Asian Parti-Colored Bat, Vespertilio sinensis: Insights into Seasonal Migration in the Japanese Archipelago	5
Locomotor Activity Rhythm under Natural Conditions and the Effect of Temperature on the Rhythm in the Band-Legged Ground Cricket, Dianemobius nigrofasciatus	5
Infestation of Rhinogobius flumineus (Family Gobiidae) by the Myxozoan Myxobolus nagaraensis in the Nagara River System, Central Japan	5

Morphology of a Novel Reproductive Strategy in the Pelvic-Brooding Ricefish Oryzias eversi Herder et al. 2012 (Adrianichthyidae, Teleostei)	5
A New Heteronemertean Genus with Variable Potential of Anterior Regeneration for Species Formerly Belonging to Lineus (Nemertea: Pilidiophora)	4
Morphological Analysis of the Olfactory System of the Pig-Nosed Turtle, Carettochelys insculpta	4
Symbiotic Algae of Acoel Species in the Seto Inland Sea and Symbiont Selectivity in the Hosts	4
New Invasive Leaf Gall-Inducing Wasps Ophelimus cracens sp. nov. and Epichrysocharis burwelli on Eucalypts in Taiwan	4
A New Species of Prosadenoporus (Nemertea: Eumonostilifera) from the North-East Coast of the Bay of Bengal, India	4
The Bryozoan Cauloramphus magnus (Cheilostomata: Calloporidae) in Northern Japan Includes Multiple, Co-occurring Cryptic Species	4
History of Population Formation for the Red Fox Around the Japanese Archipelago, Revealed by Ddrad-Seq Analysis	4
Beyond Individuality: Developmental and Evolutionary Deviations in Animal Body Plans	4
Luticola nematophagus gen. et sp. nov. (Platyhelminthes: Rhabdocoela), a Terrestrial Ascophorine Flatworm from China and Its Biological Characteristics	4
Canonical Wnt/β-Catenin Signaling Promotes Pelvic Fin Bud Initiation in Zebrafish	4
Feeding Strategy of Wild Japanese Martens (Martes melampus) in Northern Japan	4
Molecular Phylogeny and Taxonomy of the Coral Genus Cyphastrea (Cnidaria, Scleractinia, Merulinidae) in Japan, With the First Records of Two Species	4
Not Ancient But Neotenic: Neotenactis amateras gen. et sp. nov., the First Record of a Gonactiniid Anemone from the North Pacific (Cnidaria: Anthozoa: Enthemonae)	4
Genetic Diversity in a Mite, Coleolaelaps longisetatus (Mesostigmata: Laelapidae), Associated with Polyphylla Beetles (Coleoptera: Scarabaeidae) in Japan	4
Canonical and Non-Canonical Functions of Erythropoietin and Its Receptor in Mature Nucleated Erythrocytes of Western Clawed Frog, Xenopus tropicalis	4
Ascidian Larvae Prefer Hydrophobic Substrates for Settlement	4
Acetylcholine Inhibits Spontaneous Firing Activity of Terminal Nerve GnRH Neurons in Medaka	4
Epicatechin Alters the Activity of a Neuron Necessary for Long-Term Memory of Aerial Respiratory Behavior in Lymnaea stagnalis	4
Management of Nuisance Macromoths in Expressways through Academic-Industrial Collaboration: Light Trap Designed on the Basis of Moths' Preferences for Light Attributes	4
Molecular Identification and Genetic Variation of Rattus Species From Oil Palm Plantations of Malaysia Based on Mitochondrial Cytochrome Oxidase Subunit I (COI) Gene Sequences	3
Ovarian Follicle Development in Ascidians	3
Dynamics of Laterality in the Cuttlefish Sepia recurvirostra through Interactions with Prey Prawns	3
Sperm Size Decreases With Increasing Pheomelanin Pigmentation but Not With the Amount of Glutathione in the Barn Swallow	3
Three New Earthworm Species of the Genera Amynthas and Metaphire (Oligochaeta: Megascolecidae) From Leshan, China	3
The Growth Zones of Test Plates in Four Spatangoid Echinoid Species: Irregular Pattern	3
Morphological and Molecular Characteristics of Longicollum alemniscus (Acanthocephala: Echinorhynchida), with a Taxonomic Revision of the Genus Longicollum	3
Morphology and Phylogeny of Notospermus psittacinus comb. nov. (Nemertea: Pilidiophora: Lineidae) from Mindanao, Philippines	3
Are Amphibian Eggs a Precious Food Resource for Cynops pyrrhogaster (Amphibia: Urodela) in Spring?	3
Successful Maintenance of Chemosynthetic Symbiotic Bacterial Abundance in Hydrothermal Mussels During Long-Term Rearing Experiments Exceeding 1000 Days	3
Fusceulimoides kohtsukai gen. et sp. nov., a Minute Eulimid Gastropod Parasitic on the Little Brittle Star Ophiactis savignyi in Central Japan	3
Visual Perception of Density and Density-Dependent Growth in Medaka (Oryzias latipes): A Suitable Model for Studying Density Effects in Fish	3
A Predator-Elicited Vocalization in Male Japanese Bush Warblers: Temporal and Spatial Singing Patterns in Relation to Presence of Conspecific Females	3
Y-Chromosomal and Mitochondrial DNA Analyses Suggest Male-Biased Dispersal in a Mountain Ungulate, Capra sibirica	3
Effect of Relaxin-Like Gonad-Stimulating Peptide on Ovaries of the Sea Cucumber Holothuria leucospilota	3
Transcriptomes of Giant Sea Anemones from Okinawa as a Tool for Understanding Their Phylogeny and Symbiotic Relationships with Anemonefish	3
A New Polychaete, Scolelepis (Parascolelepis) Brunnea sp. nov. (Annelida: Spionidae), from Korea	3
Temperature Acclimation and Cold Tolerance in Caenorhabditis Elegans are Regulated by Multiorgan Coordination	3
Diversity of the Major Histocompatibility Complex Region in the Japanese Population of the Oriental Stork	3
Convergent Gene Duplication in Arctic and Antarctic Teleost Fishes	3
Contrasting Size Distributions among the Wing Spots of a Pierid Butterfly Suggest Different Selective Histories	3
The Compound Eye Regulates Free-Running Period and Stability of the Circadian Locomotor Rhythm in the Cricket Gryllus bimaculatus	3
Association of Aquaporin 7 and 9 with Obesity and Fatty Liver in db/db Mice	3
CRISPR-Cas9-Mediated Gene Knockout in a Non-Model Sea Urchin, Heliocidaris crassispina	3
Genetic Analysis Reveals Dispersal Patterns of Japanese Serow in Two Different Habitats of a Mountainous Region	3