Search results
Results From The WOW.Com Content Network
The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. It is the only extant species in the genus Orcinus and is recognizable by its black-and-white patterned body. A cosmopolitan species, it is found in diverse marine environments, from Arctic to Antarctic regions to tropical seas.
Killer whales play an important role in our ocean's ecosystem. Female orcas can live up to 90 years, and male orcas live up to 60 years. Whales can communicate through sounds ranging from clicks ...
Orcinus is a genus of Delphinidae, the family of carnivorous marine mammals known as dolphins. It includes the largest delphinid species, Orcinus orca , known as the orca or killer whale. Two extinct species are recognised, Orcinus paleorca and O. citoniensis , describing fossilised remains of the genus. [ 2 ]
Whales defecate at the ocean's surface; their excrement is important for fisheries because it is rich in iron and nitrogen. The whale feces are liquid and instead of sinking, they stay at the surface where phytoplankton feed off it. [90] [91] Upon death, whale carcasses fall to the deep ocean and provide a substantial habitat for marine life.
Researchers found an increase in common dolphin sightings in the English Channel and Hebrides, and a decline in white-beaked dolphins in the Hebrides. Human impact on ocean increasing pressure on ...
Orcas, or “killer whales,” can grow up to 27 feet long and weigh as much as six tons. Known as the ocean’s top predator, they’re extremely intelligent, with their own languages of clicks ...
A killer whale hunting sea lions at Valdes Peninsula, Argentina, by deliberately stranding itself. In Argentina, killer whales are known to hunt on the shore by intentionally beaching themselves and then lunging at nearby seals before riding the next wave safely back into deeper waters.
In the Atlantic Ocean, the Atlantic Whale and Dolphin Foundation (AWDF) have been operating for 23 years in the protection of cetaceans and raising awareness of the dangers of captivity for whales and dolphins. The AWDF have established the Atlantic Ocean Cetacean Network (AOCN).