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 2022-08-01 to 2026-08-01.)

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	12
Embryonic Development of the Gastrodermis in the Coral Acropora tenuis	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	9
Ontogenetic Expressions of Sexually Dimorphic Traits in the Skeleton Shrimp Caprella scaura (Crustacea: Amphipoda)	9
It Pays to Sit Tight: Stable Night-Time Incubation Increases Hatching Success in Urban and Forest Great Tits, Parus major	9
Changes in Behavior and Diel Melatonin Secretion Toward Estivation in Western Sand Lance, Ammodytes japonicus (Uranoscopiformes, Ammodytidae)	8
Yawning and Its Temperature-Dependent Modulation in Leopard Geckos	8
Characterization of Anthozoan-Specific Opsins from a Reef-Building Coral, Acropora tenuis, as Gq-Coupled Opsins	7
Development of the Pronotal Explanate Margin, a Novel Evolutionary Trait in Tortoise Beetles	7
Endocrine Regulation of Aging in the Fruit Fly Drosophila melanogaster	7
Landscape Genetic Analysis for the Japanese Wild Boar in the Early Expanding Stage in the Hokuriku Region of Japan	7
Cnidopsins Characterized as Bistable Opsins From a Reef-Building Coral, Acropora tenuis	7
Distribution and Population Genetic Structure of the Hau Giang Medaka, Oryzias haugiangensis, Along the East Coast of the Indochinese Peninsula	6
Wnt4a Is Indispensable for Genital Duct Elongation but Not for Gonadal Sex Differentiation in the Medaka, Oryzias latipes	6
Ontogenic Development of the Acrocoracoid Process Responsible for the Evolution of Avian Flapping Flight	6
Evaluation of Nitrogen Source Uptake by the Bivalve Nuttallia olivacea Fed with 15N-Labeled Diatoms	6
Volume X-Ray Micro-Computed Tomography Analysis of the Early Cephalized Central Nervous System in a Marine Flatworm, Stylochoplana pusilla	6
Population Genetics of the Asian Parti-Colored Bat, Vespertilio sinensis: Insights into Seasonal Migration in the Japanese Archipelago	6
Locomotor Activity Rhythm under Natural Conditions and the Effect of Temperature on the Rhythm in the Band-Legged Ground Cricket, Dianemobius nigrofasciatus	6
Improving the Resolution of Inter-Familial Relationships Within Palaeacanthocephala by Mitophylogenomics Including Isthmosacanthidae (Polymorphida) and Transvenidae (Echinorhynchida)	5
Morphology of a Novel Reproductive Strategy in the Pelvic-Brooding Ricefish Oryzias eversi Herder et al. 2012 (Adrianichthyidae, Teleostei)	5
Genetic Diversity in a Mite, Coleolaelaps longisetatus (Mesostigmata: Laelapidae), Associated with Polyphylla Beetles (Coleoptera: Scarabaeidae) in Japan	5
Description and Phylogenetic Position of Thermocypris isabella gen. et sp. nov. (Ostracoda: Cyprididae: Cyprinotinae) from a Hot Spring in Peru	5
Beyond Individuality: Developmental and Evolutionary Deviations in Animal Body Plans	5

Infestation of Rhinogobius flumineus (Family Gobiidae) by the Myxozoan Myxobolus nagaraensis in the Nagara River System, Central Japan	5
Canonical and Non-Canonical Functions of Erythropoietin and Its Receptor in Mature Nucleated Erythrocytes of Western Clawed Frog, Xenopus tropicalis	4
A New Species of Prosadenoporus (Nemertea: Eumonostilifera) from the North-East Coast of the Bay of Bengal, India	4
A New Heteronemertean Genus with Variable Potential of Anterior Regeneration for Species Formerly Belonging to Lineus (Nemertea: Pilidiophora)	4
Feeding Strategy of Wild Japanese Martens (Martes melampus) in Northern Japan	4
Canonical Wnt/β-Catenin Signaling Promotes Pelvic Fin Bud Initiation in Zebrafish	4
Luticola nematophagus gen. et sp. nov. (Platyhelminthes: Rhabdocoela), a Terrestrial Ascophorine Flatworm from China and Its Biological Characteristics	4
Ascidian Larvae Prefer Hydrophobic Substrates for Settlement	4
Symbiotic Algae of Acoel Species in the Seto Inland Sea and Symbiont Selectivity in the Hosts	4
Tendon Regeneration Ability in Axolotl Limbs	4
A New Species in the Rare Genus Mesocrista (Eutardigrada) from New York (U S A)	4
New Invasive Leaf Gall-Inducing Wasps Ophelimus cracens sp. nov. and Epichrysocharis burwelli on Eucalypts in Taiwan	4
Acetylcholine Inhibits Spontaneous Firing Activity of Terminal Nerve GnRH Neurons in Medaka	4
Morphological Analysis of the Olfactory System of the Pig-Nosed Turtle, Carettochelys insculpta	4
History of Population Formation for the Red Fox Around the Japanese Archipelago, Revealed by Ddrad-Seq Analysis	4
The Bryozoan Cauloramphus magnus (Cheilostomata: Calloporidae) in Northern Japan Includes Multiple, Co-occurring Cryptic Species	4
Molecular Phylogeny and Taxonomy of the Coral Genus Cyphastrea (Cnidaria, Scleractinia, Merulinidae) in Japan, With the First Records of Two Species	4
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
Morphological and Molecular Characteristics of Longicollum alemniscus (Acanthocephala: Echinorhynchida), with a Taxonomic Revision of the Genus Longicollum	3
A New Polychaete, Scolelepis (Parascolelepis) Brunnea sp. nov. (Annelida: Spionidae), from Korea	3
Ovarian Follicle Development in Ascidians	3
Time-Comparator Neural Circuits of Gymnotiform Electric Fishes	3
Fusceulimoides kohtsukai gen. et sp. nov., a Minute Eulimid Gastropod Parasitic on the Little Brittle Star Ophiactis savignyi in Central Japan	3
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
Sperm Size Decreases With Increasing Pheomelanin Pigmentation but Not With the Amount of Glutathione in the Barn Swallow	3
Convergent Gene Duplication in Arctic and Antarctic Teleost Fishes	3
The Compound Eye Regulates Free-Running Period and Stability of the Circadian Locomotor Rhythm in the Cricket Gryllus bimaculatus	3
Effect of Relaxin-Like Gonad-Stimulating Peptide on Ovaries of the Sea Cucumber Holothuria leucospilota	3
Genetic Analysis Reveals Dispersal Patterns of Japanese Serow in Two Different Habitats of a Mountainous Region	3
Not Ancient But Neotenic: Neotenactis amateras gen. et sp. nov., the First Record of a Gonactiniid Anemone from the North Pacific (Cnidaria: Anthozoa: Enthemonae)	3
Visual Perception of Density and Density-Dependent Growth in Medaka (Oryzias latipes): A Suitable Model for Studying Density Effects in Fish	3
Metabolic Water As a Route for Water Acquisition in Vertebrates Inhabiting Dehydrating Environments	3
Diversity of the Major Histocompatibility Complex Region in the Japanese Population of the Oriental Stork	3
Dynamics of Laterality in the Cuttlefish Sepia recurvirostra through Interactions with Prey Prawns	3
Successful Maintenance of Chemosynthetic Symbiotic Bacterial Abundance in Hydrothermal Mussels During Long-Term Rearing Experiments Exceeding 1000 Days	3
CRISPR-Cas9-Mediated Gene Knockout in a Non-Model Sea Urchin, Heliocidaris crassispina	3
Association of Aquaporin 7 and 9 with Obesity and Fatty Liver in db/db Mice	3
Three New Earthworm Species of the Genera Amynthas and Metaphire (Oligochaeta: Megascolecidae) From Leshan, China	3
Morphology and Phylogeny of Notospermus psittacinus comb. nov. (Nemertea: Pilidiophora: Lineidae) from Mindanao, Philippines	3
Temperature Acclimation and Cold Tolerance in Caenorhabditis Elegans are Regulated by Multiorgan Coordination	3
Are Amphibian Eggs a Precious Food Resource for Cynops pyrrhogaster (Amphibia: Urodela) in Spring?	3
Morphology and Development of Reproductive Organs in the Acoel Hofstenia atroviridis	3
Differential Expression of Na+/K+-ATPase α -Subunit Isoforms in Functionally Distinct Types of Ionocytes in the Gills of Mozambique Tilapia	3
Contrasting Size Distributions among the Wing Spots of a Pierid Butterfly Suggest Different Selective Histories	3