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.
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.
A new documentary will attempt to track down a whale communicating at an anomalous frequency.
Military exercises involving sonar could account for cases of mass dolphin and whale strandings.
Campaigners have revealed that a rare species of Icelandic whale is being used in Japanese dog treats.
The pygmy whale is the last living relative of a group of whales that died out millions of years ago.
Scientists have identified a beluga whale capable of producing eerily human-like vocalizations.
Some whale sharks have developed the unique ability to suck fish straight out of the fishermen's nets.
A beached whale found in an estuary almost 1km from the sea has left marine experts perplexed.
Whale sharks could prove to be even bigger than first thought at over 20 metres in length.
A massive whale that lived up to 13 million years ago had the largest predatory teeth ever discovered.
A group of marine biologists have developed a new tool that can detect and identify the sounds made by individual whales...
It has been revealed that Killer whales visit their own type of social clubs much the same way as humans do with congreg...