DESCRIPTIVE TEXT: SPERM WHALE
Scientific classification — Kingdom : Animalia — Phylum : Chordata — Order : Artiodactyla — Family : Physeteridae — Genus : Physeter — Species : Physeter macrocephalus Biology 1. External appearance — The sperm whale is the largest toothed whale, with adult males measuring up to 20.5 meters long and weighing up to 57,000 kilograms. Average Sizes Length weight Male 16 meters 41.000 kilograms Female 11 meters 14.000 kilograms Newborn 4 meters 1.000 kilograms 2. Skeleton — The ribs are bound to the spine by flexible cartilage. — T he skull of the sperm whale is asymmetrical so as to aid echolocation. 3. Senses Spermaceti organ and melon Atop the whale's skull is positioned a large complex of organs filled with spermaceti. The purpose of this complex is to generate powerful and focused clicking sounds, which the sperm whale uses for echolocation an