Whales are the biggest creatures on Earth. These animals are found in every ocean, but that doesn't make them fish.

Spade-toothed whales (Mesoplodon traversii) belong to a cetacean family known as the beaked whales for their protruding snouts. Beaked whales (family Ziphiidae) have small flippers that they tuck ...

Visit BBC Webwise for full instructions Dolphins are members of the cetacean family, which also includes whales and porpoises. Most dolphins are social animals, living in groups, also known as ...

Many endangered cetacean species and populations occur in rivers or coastal habitats that are used intensively by people for fishing and other forms of livelihood. In such situations there are often .

It's not the most conventional cargo - but staff specialising in cetacean strandings are used to the unorthodox. Since 1913, scientists have been given priority access to any cetaceans (whales, ...