The sperm whale or cachalot [a] (Physeter macrocephalus) is the largest of the toothed whales and the largest toothed predator. It is the only living member of the genus Physeter and one of three extant species in the sperm whale family, along with the pygmy sperm whale and dwarf sperm whale of the genus Kogia.

2025年1月18日 · sperm whale, (Physeter macrocephalus), the largest of the toothed whales, easily recognized by its enormous square head and narrow lower jaw. The sperm whale is dark blue-gray or brownish, with white patches on the belly. It is thickset and has small paddlelike flippers and a series of rounded humps on its back.

Sperm whales (Physeter catodon), or cachalots, are the largest of the toothed whales, with males up to 19 meters (62 feet) long—more than five times the length of a large elephant —and females up to 12 meters (39 feet) in length. They are easily recognized by their enormous square head and narrow lower jaw.

2025年1月9日 · The sperm whale (Physeter macrocephalus) has the largest brain in the animal kingdom. It is also the largest toothed whale species and has the widest global distribution of all marine mammal species. The name “sperm whale” comes from the substance spermaceti, which is found in the sperm whale’s head and is suspected to play a role in echolocation.

The sperm whale has the largest brain of any creature known to have lived on Earth. Learn more about the animal made famous in Herman Melville's “Moby Dick.”

The sperm whale, also called a cachalot, made its biggest public splash in the guise of Moby Dick. The whale is generally gray with wrinkled, prune-like skin covering a torpedo-shaped body. The blunt head of the sperm whale accounts for a third of its body length, and much of it is filled with a waxy, oily substance called spermaceti that lies ...

2024年11月26日 · Sperm whales are the largest of the toothed whales and have one of the widest global distributions of any marine mammal species. They are found in all deep oceans, from the equator to the edge of the pack ice in the Arctic and Antarctic. They are named after the waxy substance—spermaceti—found in their heads.

Sperm whales are named after the waxy substance, spermaceti, found in their heads. These whales are the largest of the toothed whales. Males can reach 60 feet in length and smaller females reach 37 feet. Sperm whales are dark gray in color, have a hump rather than a dorsal fin and have triangular shaped flukes, or tails.

2023年9月10日 · Though not as talked about as the California gray whale, humpback, or blue, the sperm whale is an animal of extremes. These whales are unique for having the largest brain of any animal, being the largest toothed predator, the most sexually dimorphic cetacean species, and their highly social way of life.

Sperm whales are the largest of the toothed whales. They are masters of the deep: Sperm whales typically hunt at 2,000 feet and can last for 45 minutes. They are capable of reaching depths of over 10,000 feet for over 60 minutes in a single dive.