Sperm whale feeding
Marine Mammal Laboratory
The sperm whale (Physeter macrocephalus) or cachalot /ˈkæʃəˌlɒt, ˈkæʃəˌl oʊ/ is the . The whale lifts its flukes high out of the water as it begins a feeding dive. It has a series of ridges on the back's caudal third instead of a dorsal fin.
Sperm whales can dive to feet ( meters) in pursuit of giant squid, their primary that nursing is both a social and a feeding function for sperm whales.
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Sperm Whale (Physeter macrocephalus)
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Description:Physeter macrocephalus Linnaeus Description. A large, blackish-brown whale with huge head and truncate snout; lower jaw small, long, and slender, the symphysis extending half the length of rami; the single blowhole on anterior left edge of snout; no dorsal fin, but conspicuous hump; eye very small, low, and near angle of mouth; pectoral fin short and relatively broad; upper jaw lacking functional teeth; lower jaw with large, sharp teeth on each side. Total length of males, up to 20 m; females much smaller. Weight of a male 13 m long, 39 metric tons.