Cetacea and two (external) limbs that are modified into flippers. Though not as flexible or agile as seals, cetaceans can swim very quickly, with the killer whale able to travel at in short bursts and the fin whale able to cruise at . Dolphins are able to make very tight turns while swimming at high speeds. The hindlimbs of cetaceans are internal, and are thought to be vestigial. Baleen whales have short hairs on their mouth, unlike the toothed whales. Cetaceans have well-developed senses—their eyesight and hearing are adapted for both air and water, and baleen whales have a tactile system
Oh Dear! What Can the Matter Be? The song has been parodied several times, the best known of which is the American bawdy song "Seven Old Ladies", sung to the same tune but with different lyrics. Here are the chorus and the first two verses, of seven, as published in Ed Cray's "The Erotic Muse": <poem> Oh, dear, what can the matter be, Seven old ladies were locked in the lavat'ry, They were there from Monday till Saturday, And nobody knew they were there. The first old lady was 'Lizabeth Porter, She was the deacon of Dorchester's daughter, Went there to relieve a slight pressure of water,