Where it lives: Tropical and temperate waters around the world. What it eats: Deep-sea squid, octopuses, crustaceans and fish. Dwarf sperm whales have an unusual way to protect themselves if they come ...

Some say they got this name because sailors noticed their ability to dispatch enormous whales and dubbed them ‘whale killers’ ...

New research reveals a previously unknown dimension of sperm whale vocalizations, shedding light on their complex communication system. This new study reveals that two discrete coda-level patterns ...