OOIR: Observatory of International Research

Papers

(The median citation count of Mammal Study is 0. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Characterization of Molecular Markers of Testicular Cells in Red Pandas (Ailurus fulgens styani)	22
Record of the Nesting Process of the Ryukyu Long-Furred Rat Diplothrix legata (Rodentia: Muridae) and Newborn Predation by the Habu Snake Protobothrops flavoviridis (Squamata: Viperidae)	13
Measuring Jumping Ability of Reeves' Muntjacs (Muntiacus reevesi) and Verifying Intrusion Prevention Effect of Net Fencing	5
Effects of Human Activity on the Fallen-Fruit Foraging Behavior of Carnivoran Species in an Urban Forest	5
Dietary Protein Deficiency Affects Food Consumption and Torpor in the African Woodland Dormouse (Graphiurus murinus)	5
Assessment of Sika Deer (Cervus nippon) Visual Acuity Using Landolt Rings	5
First Observation of Pregnancy and Parturition in a Captive Pantropical Spotted Dolphin (Stenella attenuata)	4
Remains of a Fin Whale from Osaka, Japan, and Comparison of Baleen Whale Cases in the Past and Present of Osaka Bay (The Seto Inland Sea)	4
Examination of the Appropriate Inference Procedure in a Model Structure for Harvest-Based Estimation of Sika Deer Abundance	3
Human Effects on Habitat Use of Japanese Macaques (Macaca fuscata): Importance of Forest Edges	3
First Record of Lineage IV of Rattus tanezumi (Rodentia: Muridae) from the southern Ryukyus, Japan	3
Preface	3
A New Record of Hypsugo pulveratus on Amami-Oshima Island, Japan and Comparison with H. alaschanicus	3
Temporal Preference of Eurasian Lynx (Lynx lynx) in a Highland Forest in Northwestern Anatolia in Relation to Other Medium and Large Mammal Species	3
Editorial	3
Demographic Parameters of Asian Black Bears in Central Japan	3
Dietary Resource Selection Pattern of Leopard (Panthera pardus) and its Conservation Implications in Urban Landscapes of Central India	2
Genetic Analysis of a Newly Established Deer Population Expanding in the Sasebo Area in Nagasaki Prefecture, Japan Reveals No Evidence of Genetic Disturbance by Formosan Sika Deer	2
A Simple Cryopreservation Method for Efficient Isolation of Live Cells from Dead Animals	2
Cats were Responsible for the Headless Carcasses of Shearwaters: Evidence from Genetic Predator Identification	2
Different MtDNA Haplotype Richness between Sibling Species of Myodes (Rodentia) on Hokkaido Mainland and Its Adjacent Islands, Japan	2
Yawning in Wild Indo-Pacific Bottlenose Dolphins (Tursiops aduncus)	2
Selection of the Young Coconut Mesocarp by the Sulawesi Babirusa (Babyrousa celebensis)	2
A New Species of Titi Monkey, Genus Cheracebus Byrne et al., 2016 (Primates: Pitheciidae), from Peruvian Amazonia	2
Factors Influencing Habitat-Use of Indian Grey Wolf in the Semiarid Landscape of Western India	2

Invasive Raccoons (Procyon lotor) have Little Effect on the Food Habits of Native Raccoon Dogs (Nyctereutes procyonoides) in a Satoyama Area of Tokyo	2
First Record of the Black-Bearded Tomb Bat Taphozous melanopogon Temminck, 1841 (Chiroptera: Emballonuridae) from Japan	2
Tandem Sleep: A Novel Behavior in Melon-Headed Whales	2
Origin and Abundance of Steller Sea Lions (Eumetopias jubatus) in Winter Haulout at Benten-Jima Rock Off Cape Soya, Hokkaido, Japan between 2012–2017	2
Studies on Primate Crop Feeding in Asian Regions: A Review	2
Genetic Analyses of Japanese Field Vole Alexandromys (Microtus) Montebelli Winter Diet in Apple Orchards with Deep Snow Cover	2
Comparative Morphology of the Male Genitalia of Japanese Muroidea Species	2
Structure and Function of the Vocalization of Japanese Squirrels, Sciurus lis	1
Trends in Habitat Use between Sympatric Sika Deer and Japanese Serow as Revealed by Camera Traps	1
Bridging borders: insights into the human-elephant dynamics in the Palamau Tiger Reserve	1
Estimation of Evolutionary Rates for Mitochondrial Control Region in Sibling Species of Myodes (Rodentia) by Calibrations Based on Island Formation	1
Predicting the Effect of Countermeasures for Crop-Raiding Japanese Macaques Using the Conditions of Human Settlements	1
The Food Habits of the Eurasian Otter Lutra lutra in South Korea	1
Morphological Variation of the House Mouse Mus musculus and the Ryukyu Mouse M. caroli (Mammalia: Muridae) from Japan	1
First Report on the Movements Related to Feeding Behavior and Potential Importance as a Seed Disperser of the Masked Palm Civet Paguma larvata in Borneo	1
Home Range and Habitat Selection of Wild Boar (Sus scrofa) in Rural Landscape	1
Regional Scale Distribution of Tick is Associated with Wildlife Distribution on the Boso Peninsula, Central Japan	1
New Dental Anomalies in the Greater Japanese Shrew Mole Urotrichus talpoides (Eulipotyphla: Talpidae)	1
Observations on the Ecological Role of Burrow-Dwelling Mammals in a Cold, Hyperarid Mountain Habitat	1
Molecular Dietary Analysis of Two Sympatric Carnivoran Species, the Leopard Cat (Prionailurus bengalensis) and the Yellow-Throated Marten (Martes flavigula), in Mt. Jeombongsan, Korea	1
Seasonal Diel Activity Patterns of Three Sympatric Ungulates in Forested Area in Central Japan	1
Characteristics of Female Reproductive Success in a High-Density Population of the Japanese Serow, Capricornis crispus, in Akita, Northern Honshu, Japan	1
Are Northeastern Forests of Bangladesh Empty? Insights from Camera-Trapping into Spatiotemporal Activity Pattern of Mammals in a Semi-Evergreen National Park	1
The Hole Size that the Japanese Marten (Martes melampus) can Pass through	1
Long-Term Monitoring of Semen Quality and Serum Testosterone Concentration in a Male False Killer Whale in Managed Care	1
New Humpback Whale Remains from the Holocene (Quaternary) of Osaka, Japan	1
Effects of Vegetation Structure on the Habitat Utilization of Free-Ranging Japanese Macaques (Macaca fuscata) in a Coniferous Plantation Area	1
MAMMAL STUDY EDITORIAL OFFICE	1
Editorial	1
Errata	1
Food Habits of Feral Dogs and Red Foxes in a New Endemic Area of Echinococcus multilocularis	1
Skull Shape Differences among Myanmar and Adjacent Populations of the House Shrew, Suncus murinus (Mammalia: Eulipotyphla): Insights into Allometry and Phylogenetic Variances Using Geometric Morphomet	1
Why Mammals do Not Damage Entire Farmlands Like Insect Pests Do? A Review from a Behavioral Perspective	1
Omnivorous Food Habits of the Endangered Ryukyu Long-Furred Rat Diplothrix legata (Muridae) Estimated Using the DNA Metabarcoding Method	1
Isotopic Diet Analysis of the Japanese Water Shrew Chimarrogale platycephala to Estimate Their Feeding Habits and the Usefulness of Body Hair Samples	0
Scavenging on a Carcass of Sika Deer by Introduced Raccoon Dogs (Nyctereutes procyonoides) in Spring: A Case Report in the World Heritage Site of Yakushima Island, Japan	0
Caudal Vertebral Fragilities Related to Loss of a Tail Part in Two Species of the Japanese Field Mice	0
Communication Sounds of Wild Narrow-Ridged Finless Porpoises (Neophocaena asiaeorientalis) in Ise Bay, Japan	0
Rediscovery of type specimens of Nesorhinus hayasakai (Mammalia, Rhinocerotidae) from the Pleistocene of Taiwan	0
Influences of Weather Conditions, Natural Food Abundance, and the Spacing of Feeders on the Feeding-Table Use by Japanese Squirrels Sciurus lis in a Suburban Forest	0
Ecological Determinants of Occupancy of Grizzled Giant Squirrel Ratufa macroura dandolena, its Activity Pattern and Habitat Use in Cauvery Wildlife Sanctuary, Karnataka, India	0
Current Status of the Spotted Seal (Phoca largha) Population in the Peter the Great Bay, Sea of Japan	0
Can Video Traps Reliably Detect Animals? Implications for the Density Estimation of Animals without Individual Recognition	0
Differential Tick-Infestation Rate between Rattus norvegicus and R. rattus, with the First Records of the Ixodid Tick Ixodes granulatus and Its Infestation in Rodents, Free-Ranging Cats, and Humans fr	0
The Genetic Diversity and Structure of the Feral Raccoon (Procyon lotor) Population in Shikoku Island, Japan	0
Evolutionary History of Geographically Isolated Populations of the Lesser Japanese Mole (Mogera imaizumii) Inferred from Mitochondrial Cytochrome b Gene Sequences	0
Individual Identification of Panthera pardus saxicolor Using Non-Invasive Sampling and Molecular Techniques in Iran: A Case Study in Parvar Protected Area	0
Island Population Dynamics Since the Late Miocene: Comparative Phylogeography of Mammalian Species in Three Genera (Pentalagus, Diplothrix, and Tokudaia) Endemic to the Central Ryukyu Islands	0
Factors Affecting Pre-Denning Activity in Asian Black Bears	0
Morphological and Molecular Recharacterization of the Rodent Genus Mus from Nepal Based on Museum Specimens	0

An Insight into the Habitat and Population Fluctuation of Two Species of Shrews (Eulipotyphla, Soricidae) in a Forest-Agricultural Ecotone of the Trans-Mexican Volcanic Belt	0
Roads to the Hills: Potential Space Use Patterns of Sloth Bears and Leopards in Semiarid Landscape of Western India	0
Daily Torpor Induced by Food Restriction in the Chinese Hamster, Cricetulus griseus	0
Temporal Differences in Winter Habitat Use by Japanese Hares (Lepus brachyurus) in a Heavy Snowfall Environment	0
Observation of Infanticide in the Particolored Flying Squirrel (Hylopetes alboniger) from a Forest in Northeastern Bangladesh	0
Seasonal Changes in the Diet of Urban Raccoon Dogs in Saitama, Eastern Japan	0
Feeding Habits of Japanese Serow in a Warm–Temperate, Low-Elevation, Evergreen Broad-Leaved Shrub-Dominated Forest	0
Comparative Phylogeography of Japanese Macaques (Macaca fuscata) and Sika Deer (Cervus nippon) on Shodoshima Island Inferred by Mitochondrial DNA Analysis	0
Mitochondrial DNA Haplotypes of Killer Whales around Hokkaido, Japan	0
Home Range and Macrohabitat Usage of the Important Rodent Reservoirs of Leptospira in Selangor, Malaysia	0
Morphology of Metapodiophalangeal Joints and Mobility of Finger and Toe in Bovids	0
Long-Tailed Macaque Reliance on Anthropogenic Food with Potential Conflicts toward Humans in the Campus of Universiti Malaysia Sabah	0
Noninvasive Genetic Methods for Species Identification and Dietary Profiling of the Japanese Dormouse Glirulus japonicus from Fecal Samples	0
Cage it or Drop it: Comparison of Methods for Capturing Wild Goats (Capra aegagrus)	0
Quaternary Environmental Changes Shaped Mitochondrial DNA Diversity in the Large Japanese Wood Mouse Apodemus speciosus in Hokkaido, Japan	0
Editorial	0
Roost Use of Operational Road Tunnels by Non-Cave Specialist Bats in a Subtropical Mountain Forest in Taiwan	0
Geographic Variation of Dymecodon pilirostris (Eulipotyphla: Talpidae) with an Insight to Mountain Island in Japan	0
Errata	0
Errata	0
Editorial	0
Relative Abundance of Mammals and Estimation of Minimum Trapping Effort Using Camera Traps in Jangsudae, Seoraksan National Park	0
Reasons for the Dissatisfaction of Residents with the Recent Reduction in the Amount of Crop Damage by Japanese Macaques—a Case Study in a Typical Depopulating Prefecture in Northern Japan	0
Contribution of Acorn Masting to Food Composition and Body Condition of and Crop Damage by Wild Boars (Sus scrofa) Inhabiting Evergreen Forests in Japan	0
Tunnel System Made by the Long-Clawed Shrew in a Laboratory Condition	0
A Kit Mutation Associated with Black-Eyed White Phenotype in the Grey Red-Backed Vole, Myodes rufocanus	0
Differences in Tick Infestation Intensity by Season, Sex, Age Class, and Body Region of Feral Raccoons (Procyon lotor) in the Miura Peninsula, Japan	0
Vocalization Development in the Ussurian Tube-Nosed Bat Murina ussuriensis during Postnatal Growth, Including Calls for Responses between Mothers	0
Dietary Habits of Japanese Badgers (Meles anakuma) in Northern Japan: Relationship with Food Availability	0
Are there Sexual Differences in the Autumn Food Habits of Raccoon Dogs (Nyctereutes procyonoides) in Suburban Area?	0
External Morphological and Molecular Evidence of Natural Intrageneric Hybridization between Common and Indo-Pacific Bottlenose Dolphins (Tursiops truncatus × T. aduncus) from Japanese Waters	0
Habitat Use by Indo-Pacific Bottlenose Dolphins Settled in a New Area around Amakusa-Shimoshima Island, Japan	0
Mayurjharna Elephant Reserve is Just a Gateway for Elephants: Changes in the Range Use Pattern by Asian Elephants Over Seven Decades	0
Diet Composition and Prey Preference of Tiger, Leopard, and Dhole in Kalakkad-Mundanthurai Tiger Reserve, Southern Western Ghats, India	0
Observations and Detailed Descriptions of Sociosexual Behavior in Wild Indo-Pacific Bottlenose Dolphins (Tursiops aduncus)	0
First Records of Chorioptic and Sarcoptic Mange in a Japanese Serow (Capricornis crispus) in Shikoku, Japan	0
Monkey Damage Management in Japan: A Case Study in Hyogo Prefecture, Western Japan	0
Feeding Behavior of Wild Boars (Sus scrofa) in Bamboo Forests in Response to Shoot Emergence Phenology	0
Spatial Genetic Structure of the Sika Deer (Cervus nippon) Population on Yakushima: Significant Genetic Differentiation on a Small Island	0
Waste Exploitation and Nuisance Behaviour of Macaca fascicularis (Long-Tailed Macaque) in an Urban Environment	0
Flight Distance of Sika Deer under Low Anthropogenic Disturbance in Japan	0
Gait Patterns in Snow—a Possible Criterion to Differentiate Sika Deer and Japanese Serow Tracks	0
Human–Macaque Conflicts in Shrinking Communities: Recent Achievements and Challenges in Problem Solving in Modern Japan	0
Age-Related Changes in the Body Size and Weight of Sika Deer (Cervus nippon): A Comparison between Northern and Southern Populations of Honshu, The Main Island of Japan	0
A Record of Predation of a Juvenile Ryukyu Long-Furred Rat Diplothrix legata (Muridae: Rodentia) by a Jungle Crow Corvus macrorhynchos (Corvidae: Passeriformes) and Related Nest Movement	0
Diets of Rodents Revealed through DNA Metabarcoding	0
The European Mink (Mustela lutreola) on Kunashir Island: Confirmed Survival 40 years After Introduction	0
Different Responses of Endemic and Alien Tree Squirrels to Tree Seed Chemicals	0
Diet Selection of a Solitary Forest-Dwelling Ungulate, the Japanese Serow (Capricornis crispus), in Cool Temperate Forest	0
New Mitogenome of the Hainan Mole Mogera hainana and Taxonomic Implications Based on Molecular Data	0
The Large Japanese Field Mouse (Apodemus speciosus) as a Consumer and Potential Disperser of Seeds of the Neurotoxic Japanese Star Anise (Illicium anisatum)	0
Camera Traps Reveal Variation in Diel Activity Patterns among Different Sex-Age Classes in Brown Bears in Hokkaido	0
Distribution and Group Composition of Assamese and Rhesus Macaques in Northwestern Kathmandu, Nepal	0
Three-Dimensional Data on Limb Extremities of Ungulates with Pads Provide Insights into Morphological Changes Associated with the Evolution of Unguligrady	0
Body Temperature Measurement Reveals the Reproductive Profile of Female Apodemus speciosus under Laboratory and Field Conditions	0
Pollination System of Mucuna thailandica (Fabaceae), a Species Endemic to Thailand	0
Development of a Camera-Installed Nest Box for Small Mammals and Its Application in Reproductive Schedule Estimation for the Okinawa Spiny Rat	0
Utilization of Above-Ground Space in Captivity by Four Sympatric Shrew Species from Hokkaido, Japan	0
Pre- and Postpartum Acoustic Activity in Captive Pacific White-Sided Dolphin (Lagenorhynchus obliquidens) Mothers	0
Genetic Assessment on the Origin of Alien Macaques in the Boso Peninsula in Japan	0
Head and Trunk Rotation in Roll during Turning in Agility Dogs	0