Search results
Results from the WOW.Com Content Network
Marine mammals are a food source in many countries around the world. Historically, they were hunted by coastal people, and in the case of aboriginal whaling , still are. This sort of subsistence hunting was on a small scale and produced only localised effects.
In general, blue whale populations migrate between their summer feeding areas near the poles and their winter breeding grounds near the tropics. There is also evidence of year-round residencies, and partial or age/sex-based migration. Blue whales are filter feeders; their diet consists almost exclusively of krill. They are generally solitary or ...
In 1998–1999, Harvard researchers published their DNA identifications of samples of whale meat they obtained in the Japanese market, and found that mingled among the presumably legal (i.e. minke whale meat) was a sizeable proportion of dolphin and porpoise meats, and instances of endangered species such as fin whale and humpback whale. (Blue ...
Want to make Whale-Shaped Crackers with Cheddar and Nori? Learn the ingredients and steps to follow to properly make the the best Whale-Shaped Crackers with Cheddar and Nori? recipe for your family and friends.
However, because blue whales feed low on the food chain, there is a lesser chance for bioaccumulation of organic chemical contaminants. [155] Analysis of the earwax of a male blue whale killed by a collision with a ship off the coast of California showed contaminants like pesticides, flame retardants, and mercury.
Drone videos of gray whales off Oregon have revealed new details about how the marine mammals find food. The findings were described in studies this summer. Drone video of gray whales offers new ...
A humpback whale (Megaptera novaeangliae) A leopard seal (Hydrurga leptonyx). Marine mammals are mammals that rely on marine (saltwater) ecosystems for their existence. They include animals such as cetaceans (whales, dolphins and porpoises), pinnipeds (seals, sea lions and walruses), sirenians (manatees and dugongs), sea otters and polar bears.
For premium support please call: 800-290-4726 more ways to reach us