(PhysOrg.com) -- Why do some animals help to rear the young of an unrelated individual without any apparent benefit to themselves?
Researchers at The Scripps Research Institute have developed a highly successful vaccine against a heroin high and have proven its therapeutic potential in animal models.
Being at the very top of a social hierarchy may be more costly than previously thought, according to a new study of wild baboons led by a Princeton University ecologist.
(PhysOrg.com) -- For the first time, UC Davis psychology researchers have been able to produce a "social withdrawal" syndrome in female rodents. The development could yield new insights into the physical basis of human mood ...
(PhysOrg.com) -- If you've ever tried waving to someone distant in a bustling crowd, you'll have some idea of how hard it can be for small rainforest animals to signal to each other with so many other distractions to catch ...
House dust mites, nearly microscopic creatures that inhabit every crevice of our lives and make us sneeze, have long been assumed to be solitary in behavior. Now new research has shown that they are actually quite social.
Seeing a child or a dog play is not a foreign sight. But what about a turtle or even a wasp? Apparently, they play, too.
(PhysOrg.com) -- Among monkeys that split child care responsibilities, sharing extends to dinnertime, but grudges do not, according to research published July 14 in Proceedings of the Royal Society B.
Scientists have pinpointed how a key hormone helps animals to recognise others by their smell.
The concept of altruism has long been debated in philosophical circles, and more recently, evolutionary biologists have joined the debate. From the perspective of natural selection, altruism may have evolved because any ...