Galway PhD student Seán O’Callaghan develops a novel method for identifying sperm whales using aerial photographs.

What is known is that they have a relatively stable supply of deep-swimming cartilaginous fish — such as sharks or rays — ...

numbered identification tag beside the animal’s dorsal fin. De la Parra is the research coordinator of Proyecto Dominó, a Mexican conservation group that works to protect whale sharks ...

A pair of Bryde’s whales were recently spotted off the coast of Thailand, delighting conservation officials. The large marine ...

The fins belonged to Bryde’s whales, a species that is rarely seen in Thailand ... They have a characteristically small dorsal fin and 40 to 50 grooves in their throat that expand when feeding ...