Toothed whale Toothed whale The toothed whales (systematic name Odontoceti) are a parvorder of cetaceans that includes dolphins, porpoises, and all other whales possessing teeth, such as the beaked whales and sperm whales. Seventy-three species of toothed whales (also called odontocetes) are described. They are one of two living groups of cetaceans, the other being the baleen whales (Mysticeti), which have baleen instead of teeth. The two groups are thought to have diverged around 34 million years ago (mya). Toothed whales range in size from the and vaquita to the and sperm whale. Several species of odontocetes exhibit sexual dimorphism, in that
Oh Dear! What Can the Matter Be? exaggerates one common trait (one so thin she falls through a knot-hole). Suggested alternate lyrics include: <poem> Oh, dear, what can the matter be, Six old maids were stuck in the lavat'ry, They were there from Sunday till Saturday, Nobody knew they were there The first one in was fat lady Humphreys - squeezed herself down and she said "it's quite comfy" but when she was through she could not get her bum free – and nobody knew she was there. Refrain The next one there was old lady Grayson – she couldn't get in so she peed in the