This sighting confirmed that the mother whale — which scientists spotted entangled earlier this year but couldn't free — gave birth to her calf while trapped in the rope. Clay George ...

It also used its tail for swimming. An artist's impression of Dorudon, an ancestor of modern whales Further along this evolutionary journey we find Dorudon, which lived 40 to 33 million years ago.

You can see humpback whales as they travel along Australia ... as the mother appeared to be close to giving birth – a small tail was emerging from her body. The lead male was then filmed ...

At least an estimated 10,000 humpback whales migrate 3,000 miles from Alaska to the warm, shallow waters of the Hawaiian Islands to mate and give birth ... also use their tails and fins to ...

In summer, blue whales migrate to feed in colder regions where krill is plentiful: for example, off California. In winter, when ready to give birth, they return to warmer regions like the Gulf of ...

In Antarctica, a scientist waits patiently for two frolicking humpback whales to poke their tails out of the icy waters so she can take a photographic “fingerprint” of the unique colours and ...

It's the tale of an ancient land mammal making its way back to the sea, becoming the forerunner of today's whales. In doing so ... hind feet and undulating its tail, as otters do today.

A North Atlantic right whale was spotted with her new calf off Florida's east coast Feb. 23. The whales are among the most ...

The orca whale who broke hearts in 2018 while grieving her dead calf for 17 days has a welcomed a new calf. Tahlequah, also known as J-35, gave birth to her new addition on Friday, Sept.