What animal has the longest gestation period? From salamanders to elephants, here’s how long it can take to make a baby.

A newborn Bigg's orca calf spotted last week is the descendent of a killer whale that was once captured and held at SeaWorld.

Sedna's grandmother, T046 or "Wake," was one of six whales captured and temporarily held by SeaWorld in Budd Inlet, according ...