Scientists may finally have an explanation for the longstanding mystery of why blue whale calves are rarely sighted, an advance that could help better conserve the critically endangered species.

Could an enormous blue whale make a mistake and swallow a dolphin? Learn why it's not possible for blue whales to eat ...

they are only three calving lagoons where they give birth to their babies. All are in Baja California. The migratory patterns of blue whales are much more varied than gray whales and scientists ...

The Southern Resident killer whale baby was discovered April 6 in the Salish Sea, the Center for Whale Research said in a Facebook post. The pod was swimming past Victoria Harbour, which is on ...