For almost two decades, scientists have debated whether sponges or comb jellies are the first animal lineage. Now some are ...

MANATEE COUNTY, Fla. — Largo police have arrested two people on felony animal cruelty charges after 11 sick dogs — including nine puppies — were abandoned in a park. The two suspects arrested by Largo ...

Nate Heygi: This is Karyn Anderson. She’s a primate behavioral ecologist at the University of Toronto. She studies same-sex relationships in the animal kingdom. And she says, first off, there are ...

Early in development, many animals pick a team—male or female—based on their genetics, and, with time, acquire the ...