Fish rank as the most diverse group of vertebrates in the world. Scientists recognize over 37,000 distinct species, with many more waiting to be discovered. Most fish fall into the ray-finned group of ...

When we're babies, many of our parents teach us what sounds animals make, then give us plush animal toys, then show us cartoons starring animals who talk. Many of us, therefore, grow up convinced we ...

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, ...