The extreme physical changes that come during pregnancy may be most evident in humans, but they plague other animals as well. New research shows that pregnant dolphins are so hefty the increased drag ...

BAY ST. LOUIS, Miss. (AP) — More than $6,000 is up for grabs after a pregnant dolphin was found shot to death in South Mississippi. The bottlenose dolphin was found April 30 on a Waveland beach. A ...

Illustration Ryn Gargulinski No dolphin image means catfish will have to do. Ultrasounds are the norm for many pregnant females — even if the female happens to be a dolphin. That story and more are up ...

Mercury contamination comes mainly from illegal gold mining and forest clearing that wash mercury that naturally occurs in ...