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Disabled Kea Becomes Alpha With Invented Beak-Jousting Move, Study Finds

The case prompts fresh questions about prosthetics for injured animals.

Texas A&M Nasal Spray of Stem-Cell Vesicles Restores Memory in Aging Mice

Carb-Heavy Foods Made Mice Gain Weight Without Extra Calories, Study Finds

Mouse Study Links Parental Sucralose and Stevia to Multigenerational Gut and Metabolic Shifts

Simple Environmental Enrichment Cuts Fentanyl Use and Stress-Driven Relapse in Rats

Mouse Study Links Sucralose and Stevia to Cross-Generational Microbiome and Gene Shifts

Cornell Study Shows Reversible Male Contraception by Targeting Meiosis in Mice

PLOS ONE Study Identifies 17 Dog Pain Signs Often Missed

Chimp Drums With Tools While Vocalizing, Offering Clues to Music’s Origins

Study Maps Shared Brain Network Aging in Mice and Humans

High-Altitude Retsat Variant Reveals Myelin Repair Pathway That Eases MS-Like Disease in Mice

Nature Study Links Aging Gut Microbiome to Reversible Memory Loss in Mice

Mouse Study Traces Age-Linked Memory Loss to Gut Microbe–Immune–Vagus Circuit

Horses Whinny by Combining Vocal-Fold Vibration With a Laryngeal Whistle

Exercise-Linked Liver Enzyme Restores Brain Barrier and Memory in Aging Mice

Post-Workout Brain Activity Drives Endurance Gains in Mice, Neuron Study Finds

PTP1B Inhibition Improves Memory and Reduces Amyloid in Alzheimer’s Mice

Alzheimer’s Study Finds Memory “Replay” Persists but Loses Structure

Study in Mice Maps Brain–Heart Loop That Worsens Recovery After Heart Attack

Blocking Microglia Prevents Infantile Amnesia in Mice, Peer-Reviewed Study Finds