Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

Same-sex behavior is common across the animal kingdom—more than 1,500 species are estimated to have been observed engaging in ...

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of ...

Emotional eating, turning to food for comfort, stress relief, or distraction rather than to satisfy physical hunger—affects millions of people and often undermines otherwise successful health ...