People lived in many parts of the Old World by then but had not yet reached Australia or the Americas. The bulk of the human ...

Loki has been very quiet and reserved at the shelter, wondering what has happened. He is a calm and beautiful black shorthair ...

When sick, Nile tilapia seek warmer water. That behavioral fever triggers a specialized immune response, hinting the connection evolved long ago.

Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus ...

Discover Costa Rica's striped hog-nosed skunk (Conepatus semistriatus), a unique mammal thriving across diverse habitats ...