A stroll through the world of animals and men : a picture book of invisible worlds / Jakob von Uexküll -- Companionship in bird life : fellow members of the species as releasers of social behavior / ...

Call it instinct, but something compels some animals to behave in certain ways, perhaps programs in their genes. Researchers have directly connected activities of genes with instinctive behavior in ...

How exactly does a newly-hatched spider weave a perfect web that is characteristic of his or her species—without ever even having seen such a web, let alone having been trained to spin one? How do ...

Charles Darwin was born in 1809. He revolutionized evolutionary studies with his theory of natural selection. His ground-breaking work, first formulated privately and later published in "On the Origin ...

Dogs communicate primarily through their behavior, and what might seem annoying at first glance often has a deeper meaning. Experts in canine behavior explain that these actions are rooted in instinct ...

While anger and aggression are instinctive behaviors found across many species, leaving these emotions unchecked can lead to conflict and violence. In a recent study, researchers demonstrated that ...

As adorable, loyal, and loving as dogs are, they are still animals with natural instincts. Just because they live inside our homes and are spoiled rotten, does not mean they won't act like the animals ...

Self-harming behaviors such as nail biting and hair pulling out when we feel anxious are common in humans, and experts say these behaviors are 'a defense mechanism in the brain that prevents greater ...

Cats express affection in ways that differ completely from what humans expect. Instead of dramatic displays of love, they rely on instinctive behaviors shaped by survival, early development, and their ...