A female western gray whale swam from Russia to Mexico and back again.
A team of Australian and New Zealand researchers has tracked scores of blue whales off Antarctica, as the world's largest animals began their songs.
Some females (including women) often live beyond their child-rearing years because their wisdom improves the survival of others.
While in pursuit of a poaching vessel, a conservation ships encounters a creature never caught live on camera before.
The whale's birth is encouraging news for the pod, which lost a pregnant female earlier in December.
The rare footage captures a local celebrity whale providing the propulsion their maneuvers.
A beach in France ponders its options for how to remove a dead whale from its shoreline before it bursts wide open.
The beluga brings new life into the world after 15-month pregnancy.
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