Scientists have documented same-sex behavior in many animals. Learn what it means, how it varies, and why human labels can mislead.

Homosexual behavior is much more common across the animal kingdom than we first thought, new research has found. Scientists found that 78 percent of animal behavior experts had seen some degree of ...

Animals mating with the same sex is a common trait, having evolved so repeatedly in mammals that it is now thought to be helpful for social bonding and reducing conflict. Over 1,500 species of animal ...

Science has treated same-sex sexual behavior as an “evolutionary conundrum” because it (generally) doesn’t help animals to reproduce, thus ensuring that their genes get passed down and their species ...

The study of animal behavior is a cornerstone of psychology for several reasons. Ethology, or the study of animals in their natural habitats, sheds light on how animals interact with each other and ...

The video presents six unusual animal behaviors that continue to attract scientific attention. Each segment features recorded footage of animals displaying actions that differ from typical patterns.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Same-sex sexual ...

Animal behaviour encompasses a vast spectrum of actions and reactions by organisms as they interact with their environment and each other. Drawing on insights from classical ethology, behavioural ...

Researchers developed an advanced AI system named YORU that can identify specific animal behaviors with over 90% accuracy ...

Solar eclipses are among nature’s most unusual and dramatic events. The Moon casts a shadow on the Earth that changes the ...