Search results
Results from the WOW.Com Content Network
Overall, the Arctic foxes hearing is less sensitive than the dog and the kit fox. The Arctic fox and the kit fox have a low upper-frequency limit compared to the domestic dog and other carnivores. [29] The Arctic fox can easily hear lemmings burrowing under 4-5 inches of snow. [30]
Various carnivorans, with feliforms to the left, and caniforms to the right. Carnivora is an order of placental mammals that have specialized in primarily eating flesh. Members of this order are called carnivorans, or colloquially carnivores, though the term more properly refers to any meat-eating organisms, and some carnivoran species are omnivores or herbivores.
Arctic fox curled up in snow Two young foxes play in the snow in southern Sweden. In the wild, the typical lifespan of a fox is one to three years, although individuals may live up to ten years. Unlike many canids, foxes are not always pack animals. Typically, they live in small family groups, but some (such as Arctic foxes) are known to be ...
Theropod dinosaurs such as Tyrannosaurus rex that existed during the late Cretaceous, although not mammals, were obligate carnivores. Large hypercarnivores evolved frequently in the fossil record, often in response to an ecological opportunity afforded by the decline or extinction of previously dominant hypercarnivorous taxa.
The arctic fox (Vulpes lagopus) and the stoat (Mustela erminea) have fur that changes from white and dense in the winter to brown and sparse in the summer. In pinnipeds and polar bears , a thick insulating layer of blubber helps maintain their body temperature.
Ornithomimus was a swift, bipedal dinosaur which fossil evidence indicates was covered in feathers and equipped with a small toothless beak that may indicate an omnivorous diet. It is usually classified into two species: the type species, Ornithomimus velox, and a referred species, Ornithomimus edmontonicus.
The sheer abundance of ornithomimids — they are the most common small dinosaurs in North America — is consistent with the idea that they were plant eaters, as herbivores usually outnumber carnivores in an ecosystem. However, they may have been omnivores that ate both plants and small animal prey.
Vulpes qiuzhudingi is an extinct species of fox that lived during the Neogene period in the Himalayas. [2] It was primarily carnivorous. [3] The fossils, dating from the Pliocene epoch between 5.08 and 3.60 million years ago, were discovered in the Zanda Basin and Kunlun Mountains of Tibet.