A 12-year study shows variation among primate groups in how the animals clasp hands during grooming, but consistency within them, even as group membership shifts over time.

Researchers find that the animals can account for others’ behavior and circumstances in their strategies.

Chirp dialects appear to be enforced by the colony’s queen, but scientists aren’t sure how. 

Recent research shows that the insect’s microbial community is central to protecting the hive from invaders—both big and small.

Their ability to distinguish between individuals is strong evidence for fast mapping, a learning tool generally thought to belong only to humans.

Rescue teams are working to save the whales that are still alive and develop a strategy to remove the dead in the Australian state’s largest stranding event to date.

Parrots aid each other in getting food from a researcher.

Researchers found that people who spend more time outdoors also spend more time being active and socializing, but it probably doesn’t account for all of the health boost associated with green spaces.

A study in mice suggests serotonin release underlies the drug’s prosocial effects while dopamine mediates the rewarding properties that drive its potential for abuse.

Bats that share food with their hungry cage-mates stay close after being released.

Interspecies adoptions are rare, but it’s not the first time this population of dolphins in French Polynesia has attempted it.

Reef mantas in Indonesia exhibit social preferences and form distinct social groups.

Kamran Khodakhah, a researcher at the Albert Einstein College of Medicine, explains the cerebellum's newly described role in addictive and social behaviors.

In the book's introduction, author Patricia Churchland makes the case that human conscience can be explained by examining the biological dynamics of social living.

A discovery of Neanderthal footprints reveals insights into the hominin’s social structure.

Male Asian elephants are forming long-term, all-male groups to forage in agricultural areas of India.

Two clinical trials that altered vasopressin signaling report improved social functions in people with autism spectrum disorder, but researchers caution against overinterpreting the results.

To their own detriment, aphid nymphs release body fluids that clot up a plant’s wound caused by insects predating on the gall where the colony lives.

Members of species with shells they must hold onto for survival have larger sexual tubes than those with less precious private property.