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The blue whale's diet consists almost exclusively of krill. [34] Blue whales capture krill through lunge feeding; they swim towards them at high speeds as they open their mouths up to 80°. [34] [70] They may engulf 220 metric tons (220 long tons; 240 short tons) of water at one time. [74]
Diet and Prey. The blue whale is a carnivorous animal that doesn’t have proper teeth. Instead, it has baleen plates in its mouth to help it filter and feed on small prey.
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 ...
Rorquals (/ ˈ r ɔːr k w əl z /) are the largest group of baleen whales, comprising the family Balaenopteridae, which contains nine extant species in two genera.They include the largest known animal that has ever lived, the blue whale, which can reach 180 tonnes (200 short tons), and the fin whale, which reaches 120 tonnes (130 short tons); even the smallest of the group, the northern minke ...
Blue whales can reach 100 feet long and weigh up to 330,000 pounds, according to the National Oceanic and Atmospheric Administration. The ocean giants live in all oceans except the Arctic, NOAA ...
The largest animals ever known to have lived on Earth ingest up to 96 pounds of microplastics a day, the study suggested.
The pygmy blue whale is the only one of the three identifiable subspecies to be found regularly in tropical waters. It occurs from the sub-Antarctic zone to the southern Indian Ocean and southwestern Pacific Ocean, breeding in the Indian and South Atlantic oceans, and travelling south to above the Antarctic to feed, [4] [7] although they very rarely cross the Antarctic Convergence.
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 ...