Smaller than its giant relative, lesser sperm whales are thought to have developed an unusual method of escaping predators. They are believed to produce a thick red/brown fluid when startled, which allows them to escape as the predator tries to see its way through the dense liquid. Squid use ink in the same way.
Body length of 2.7-3.4m, Weight: 315-400kg.
Pygmy sperm whales have a tiny, hooked dorsal fin. The head is square and they have a false gill behind the eye. The body is grey with a pale belly.
Pygmy sperm whales live in tropical and warm temperate seas.
Pygmy sperm whales feed on squid.
Pygmy sperm whales live in groups of 3-6.
The conservation status of pygmy sperm whales is unknown.