Quick Take Scientists have documented same-sex behavior in hundreds of animal species, though it is not considered a required function for specific ecosystem roles. Some researchers suggest that ...

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 ...

Never underestimate the mind of a crow. Members of a family of birds that includes ravens, rooks, magpies, and jays, crows have been known to bend wire into hooks to retrieve food; drop nuts in a road ...