为您找到"
orca
"相关结果约100,000,000个
The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. The only extant species in the genus Orcinus, it is recognizable by its black-and-white-patterned body. A cosmopolitan species, it inhabits a wide range of marine environments, from Arctic to Antarctic regions to tropical seas.. Orcas are apex predators with a diverse diet.
Learn about orcas, the largest dolphins, their diverse ecotypes, behaviours, diets, and threats. Find out how WDC works to protect orcas and their habitats worldwide.
killer whale, (Orcinus orca), largest member of the dolphin family (Delphinidae). The killer whale is easy to identify by its size and its striking coloration: jet black on top and pure white below with a white patch behind each eye, another extending up each flank, and a variable "saddle patch" just behind the dorsal fin.Despite the fact that this cetacean is a powerful carnivore, there ...
Learn about orcas, also known as killer whales, the largest and most powerful of the dolphins. Find out how they communicate, hunt, reproduce, and why they don't thrive in captivity.
Learn about orcas, the world's biggest dolphins and apex predators. Discover their habitat, diet, lifespan, intelligence, social structure, communication and more.
Six tons of pure power whacks an ice floe floating in cold Arctic waters. The seal lying on top of the ice doesn't stand a chance. Knocked into the sea, the seal becomes a meal for one of the ocean's top predators—the huge orca, or killer whale. Orcas hunt everything from fish to walruses, seals, sea lions, penguins, squid, sea turtles, sharks, and even other kinds of whales. Depending on ...
Learn about orcas, also known as killer whales, the largest members of the dolphin family and the most widely distributed mammals in the world. Find out how orcas communicate, hunt, and face threats from pollution, climate change, and vessel noise.
The largest male orca on record measured 32 feet (9.8 m) and weighed over 20,000 lb (9,000 kg), while the largest female measured 28 feet (8.5 m) and weighed 15,000 lb (6800 kg). The grayish-white saddle patch varies from individual to individual in shape, size, color, and scarring.
Although nicknamed "killer whale," orcas are actually members of the dolphin family. Learn more about orcas and their habitat.
Learn about the orca, the largest member of the dolphin family and one of the world's most powerful predators. Find out about its diet, lifespan, pods, communication, hunting and threats.