Science ❯ Biology ❯ Evolution

Animal Behavior

Kissing Foraging Behavior Facial Muscles Human Evolution Immune Response Birds Insect Behavior Marsupials Teasing Medical Care Cooperation Neuroscience Display Structures Island Foxes Social Structures Homosexual Behavior Gender Differences Sleep Patterns

Major Review Finds Same-Sex Sexual Behavior Common in Primates, Linked to Social and Environmental Pressures

Researchers caution that the patterns suggest social benefits without proving a fitness advantage.

Sleep Repairs Neuronal DNA in Jellyfish and Sea Anemones, Study Finds

Mirasaura Grauvogeli Shows Feather-Like Crest Evolved Separately in Triassic Reptiles

Brain Switch in Deer Mice Shows How Evolution Shapes Flee-or-Freeze Responses

Wild Nematodes Self-Assemble into Wriggling Superorganism Towers for Dispersal