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Animal Behavior

Kissing Behavior Kissing Monogamy Social Behavior Chimpanzees Social Interactions Canids Ant Behavior Paternal Investment Primates Self-Medication Communication Social Bonding Social Structures Sleep Patterns Neurology Alcohol Ingestion Alcohol Metabolism Flocking Dynamics Vocal Learning Mating Systems Reproductive Success Domestication Rhythm Perception Facial Muscles Defensive Coloration Tool Use Human Behavior Tool Use in Animals Pair Bonds

Humans Rank Seventh in New Mammal Monogamy Study, Below Beavers and Above Meerkats

Researchers used sibling genetic patterns across humans and other mammals to estimate reproductive monogamy, suggesting pair-bonding helped foster human cooperation.

Study Traces Primate Kissing to a Common Ape Ancestor 16–21 Million Years Ago

PNAS Study Links Chimp Territorial Killings to Short-Term Reproductive Gains

Female Mountain Gorillas Use Long-Term Bonds to Navigate Group Transfers

Wild Orangutans Nap to Offset Sleep Lost to Social Nesting

Chimpanzees Catch Yawns From Android Head