This prey-switching hypothesis iscontingent upon the idea that killer whales regularly attack mysticetes while theyare in these high-latitude areas. In this study, we used photographic and sightingdata from long-term studies of baleen whales in twenty-four regions worldwide todetermine the proportion...
Each choice in the bank is identified by a letter.Just because they can't sing oper a or ride a bicycle doesn't mean that animals don't have culture.There's no better example of this than killer whales. As one of the most _26_ predators (食肉动物), killer whales may not fit the ...
Just because they can't sing opera or ride a bicycle doesn't mean that animals don't have culture. There's no better example of this than killer whales. As one of the most __1__ predators (食肉动物), killer whales may not fit the __2__ of a cultured creature. However, these be...
Orcas aredolphins, despite their “killer whale” name, and are found in a lot of marine environments. They are apex predators, which means they have no predators. Killer whales hunt in packs like wolves, and they have a wide range of prey, which comprises most marine animals. 2. Great ...
and 5 arecritically endangered. Species of whales that are endangered include thekiller whale, Mediterraneansperm whale, andblue whale. Killer whales are apex predators, meaning no other animals prey on them. As such, they are a keystone species and have a very important ecological role that wil...
As one of the mosthand over their local prey(猎物). This,in turn, has a major1__ predators(食肉动物),killer whales may not fiteffect on their diet, leading scientists to 10 that thethe 2 of a cultured creature. However, these beasts ofability to learn population-specific hunting methods...
How important are large whales as prey for killer whales ( Orcinus orca ) in high latitudes ? A proposal .How important are large whales as prey for killer whales ( Orcinus orca ) in high latitudes ? A proposal .Mehta, Amee VClapham, Phillip J...
Sharks are top level predators, or predators who don't have any other predators of their own. Scientists have observed that when top level predators are lost from an ecosystem, the population of that predator's prey animals rapidly swells. The population sometimes gets so big that the prey an...
Cetacean offspring are tended by the mothers. Female whales havemammary glandswhich produce milk, allowing the mother to feed her calves for a whole year, during which time she teaches them where the breeding and feeding grounds are located and how to protect themselves from predators. ...
Just because they can’t sing opera or ride a bicycle doesn’t mean that animals don’t have culture. There’s no better example of this than killer whales. As one of the most __26__ predators(食肉动物),killer whales may not fit the __27__ of a cultured creature. However, these ...