A 105-year-old killer whale is still going strong after being sighted off the coast of Washington State.
Scientists have identified a whole new species of whale following years of stories from local fishermen.
Migaloo, one of only four known white humpbacks in existence, has surfaced once again near Australia.
Researchers have managed to record the first ever footage of one of the world's most elusive whales.
The Risso's dolphin calf was spotted alongside its mother by whale watchers off the coast of California.
Scientists have identified the genes that enable these aquatic mammals to live in excess of 200 years.
Researchers seeking the lake's famous monster have found evidence that beluga whales may be living there.
The disappearance of the world's biggest shark may have enabled whales to grow to huge sizes.
A conservation success story off the coast of California has seen blue whales thriving in recent years.
An extremely rare encounter with an albino humpback whale called Migaloo has been caught on camera.
Scientists report that they have finally figured out what is causing a strange quacking sound in the sea.
The remains of whale species dating back up to 9 million years have been unearthed at a site in Chile.
The remains of at least three whales have mysteriously washed up on different beaches across Ghana.