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FAMILY PHYSETERIDAE

This is a single species family containing the sperm whale or cachalot, the largest of the toothed whales and also the one that exhibits the highest degree of sexual dimorphism (the male grows up to 18 m long and has a huge head accounting for 2/5 of his body length; the female only grows to 12 m long. 

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we want A WORLD WHERE EVERY WHALE AND DOLPHIN IS SAFE AND FREE

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