OOIR: Observatory of International Research

Papers

(The H4-Index of Animals is 59. 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
Bile Duct Stenosis in a Free-Ranging Juvenile American Black Bear (Ursus americanus)	242
Characterization of Removal Reasons for Nurse Sows and the Associated Removal Due to Their Extended Lactation Length in Hyperprolific Farrow-Wean Herds	239
Movement and Home Range of Amur Soft-Shell Turtle (Pelodiscus maackii) in the Ussuri River, Heilongjiang Province, China	171
Investigation through Animal–Computer Interaction: A Proof-of-Concept Study for the Behavioural Experimentation of Colour Vision in Zoo-Housed Primates	152
Selenium Yeast Alleviates Escherichia coli-Induced Endometritis in Goats Under High Cortisol Background	147
PBC-Transformer: Interpreting Poultry Behavior Classification Using Image Caption Generation Techniques	136
CKMT2 Promotes Breast Muscle Growth in Qiangying Ducks via Enhancing Myoblast Proliferation and Differentiation	131
Farmer and Farm-Level Predictors of Pain Perception and Management During Routine Pig Husbandry Practices in Eastern Cape, South Africa	125
Study of the Skull and Brain in a Cape Genet (Genetta tigrina) Using Computed Tomography and Magnetic Resonance Imaging	123
Effect of Ultraviolet Radiation on Reducing Airborne Escherichia coli Carried by Poultry Litter Particles	121
Survey of Management Practices and Farmers’ Perceptions of Diseases on Organic Dairy Cattle Farms in California	113
A Machine Learning Framework Based on Extreme Gradient Boosting to Predict the Occurrence and Development of Infectious Diseases in Laying Hen Farms, Taking H9N2 as an Example	112
High Dietary Supplementation of Procyanidin-Rich Grape Seed Powders Enhances the Growth Performance and Muscle Crispness of Crisped Grass Carp	110
Enhancing Genomic Prediction Accuracy for Body Conformation Traits in Korean Holstein Cattle	107
Molecular Epidemiology of Beak and Feather Disease Virus (BFDV), Avian Polyomavirus (APV-1), Psittacid Herpesvirus 1 (PsHV-1), and Avian Metapneumovirus (aMPV) in Birds Kept as Non-Traditional Compani	105
Use of Transcriptomics to Identify Candidate Genes for Hematopoietic Differences Between Wujin and Duroc Pigs	102
Integrated Microbiome–Metabolome Analysis Reveals Intestine–Liver Metabolic Associations in the Moustache Toad	96
Fresh Pork Quality Assessment by NIRS and NMR: Predicting Eating Quality and Elucidating Relationships with Key Chemical Components	95
Genomic Characterization of the Honeybee–Probiotic Strain Ligilactobacillus salivarius A3iob	94
Dose-Dependent Porcine Deltacoronavirus Infection Reveals Linkage Between Infectious Dose and Immune Response	93
METTL14 Promotes Lipid Synthesis in Dairy Goat Mammary Epithelial Cells by Targeting CEBPB via m6A-YTHDF1/3-Dependent Manner	91
Ketosis Alters Transcriptional Adaptations of Subcutaneous White Adipose Tissue in Holstein Cows during the Transition Period	88
Genomic Characterization and Phylogenetic Relationships of Procypris rabaudi Revealed by Whole-Genome Survey Analysis	87
An Audacious Maneuver: First Record of Leopardus guigna in the Marine Environment	86
Effect of Reduction in Dietary Amino Acids and Energy on Growth Performance and Economic Return of Cobb 700 and Ross 708 Broilers	85

Wild Boars (Sus scrofa, L. 1758) from Castile and Leon Region (Spain): A Histopathology Survey	84
Effect of Vachellia tortilis Leaf Meal and Sunflower Oil Inclusion in Supplementary Diets of Lambs on In Vitro Short-Chain Fatty Acid and Gas Production and In Vivo Growth Performance	84
Underwater Noise Level Recordings from a Water Intake Pontoon and Possible Impacts on Yangtze Finless Porpoises in a Natural Reserve	81
Key Neuropeptides Regulating Molting in Pacific White Shrimp (Penaeus vannamei): Insights from Transcriptomic Analysis	81
Milk and Fresh Cheese Quality of Crossbred Cows Supplemented with Phytogenic Additives and Managed under Thermal Stress	79
Comparison of the Ventral Approach to the Canine Hip Joint Using Gelpi Retractors and an Elastic O-Ring Wound Retractor	78
Molecular Cloning and Functional Characterization of the 5′ Regulatory Region of the SLC11A1 Gene from Yaks	75
Environmental and Breed Risk Factors Associated with the Prevalence of Subclinical Mastitis in Dual-Purpose Livestock Systems in the Arauca Floodplain Savannah, Colombian Orinoquia	74
Energy and Arginine Density in the Diets of Arbor Acre Hens from 40 to 50 Weeks of Age: Effects on Development and Lipid Metabolism of Embryos	74
Rehoming and Other Refinements and Replacement in Procedures Using Golden Hamsters in SARS-CoV-2 Vaccine Research	73
Use of Danish National Somatic Cell Count Data to Assess the Need for Dry-Off Treatment in Holstein Dairy Cattle	72
Transcriptome Analysis Reveals Effect of Dietary Probiotics on Immune Response Mechanism in Southern Catfish (Silurus meridionalis) in Response to Plesiomonas shigelloides	72
Molecular Detection of Porcine Parainfluenza Viruses 1 and 5 Using a Newly Developed Duplex Real-Time RT-PCR in South Korea	72
An Investigation of Parturient Ocular Appearance in Sows	71
The Development of Feeding Competence in Rehabilitant Orphaned Orangutans and How to Measure It	70
Evaluating Procedure-Linked Risk Determinants in Trichinella spp. Inspection under a Quality Management System in Southern Spain	70
Transmural Ultrasonography in the Evaluation of Horse Hoof Internal Structures: Comparative Qualitative Findings—Part 1	70
Is Penguin Circovirus Circulating Only in the Antarctic Circle? Lack of Viral Detection in Namibia	67
Expression of αv Integrin in Feline Injection-Site Sarcoma (FISS): Preliminary Investigations	66
The Influence of Photoperiod, Intake of Polyunsaturated Fatty Acids, and Food Availability on Seasonal Acclimatization in Red Deer (Cervus elaphus)	66
The Effect of Microbial Inoculum and Urea Supplements on Nutritive Value, Amino Acids Profile, Aerobic Stability and Digestibility of Wheat and Corn Silages	66
Histogenesis of the Uterine Horn in the Domestic Cat (Felis silvestris catus): LM, TEM, and SEM Study	65
Positive Effects of Lycopene on Growth Performance, Hepatic Antioxidant Capacity, Intestinal Morphology, and Cecal Microflora of Yellow-Feather Broilers	65
Sources of Environmental Exposure to the Naturally Occurring Anabolic Steroid Ecdysterone in Horses	63
Assessment of Stress in Dogs Under Cancer Therapy via Faecal Cortisol Metabolite Analysis: A Pilot Study	62
Effects of Polymorphism of the Growth Hormone Receptor (GHR) Gene on the Longevity and Milk Performance of White-Backed Cattle	62
Smart Dairy Farming: A Mobile Application for Milk Yield Classification Tasks	62
Ileus Caused by Compression of the Small Intestine in 35 Cows	62
Evaluation of Alterations in Nutrient Utilization and Intestinal Health in Response to Heat Stress in Pekin Ducks Based on a Pair-Feeding Experimental Design	62
Effects of Moringa oleifera Leaf Peptide on Hypoglycemic Activity In Vitro and Postprandial Glycemic Response in Beagle Dogs	62
Factors Modulating the Occurrence of the Selective-Value Effect in Tufted Capuchin Monkeys (Sapajus spp.)	61
Luminance Contrast Perception in Killer Whales (Orcinus orca)	61
Behavioral Fever in Lined Seahorse (Hippocampus erectu) Enhances the Immune Response to Vibrio harveyi Infection	60
Computed Tomography Prevalence of Cervicothoracic Endplate Junction Alterations in Dogs	59