“A normal size pod of common dolphins is somewhere between 100-500,” Domenic Biagini, owner of Gone Whale Watching San Diego ...

Deep underwater and high in the night sky, creatures use sound to see what eyes cannot. Through evolutionary biology and acoustic science, this episode reveals how echolocation emerged in bats, whales ...

Chex Mix had been entangled in fishing gear for months during the summer, and after organizations weren't able to free the ...