The sperm whale or cachalot^[a] (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia.

Sperm whale[1] Temporal range: Pliocene – Recent[2] PreꞒ Ꞓ O S D C P T J K Pg N ↓
Conservation status
Vulnerable  (IUCN 3.1)[3]