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An omnivore (/ ˈ ɒ m n ɪ v ɔːr /) is an animal that regularly consumes significant quantities of both plant and animal matter. [ 3 ] [ 4 ] Obtaining energy and nutrients from plant and animal matter, omnivores digest carbohydrates , protein , fat , and fiber , and metabolize the nutrients and energy of the sources absorbed. [ 5 ]
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.
A well-known example of a specialist animal is the monophagous koala, which subsists almost entirely on eucalyptus leaves. The raccoon is a generalist, because it has a natural range that includes most of North and Central America, and it is omnivorous, eating berries, insects such as butterflies, eggs, and various small animals.
Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs .
Although all living opossums are essentially opportunistic omnivores, different species vary in the amount of meat and vegetation they include in their diet. Members of the Caluromyinae are essentially frugivorous; whereas the lutrine opossum and Patagonian opossum primarily feed on other animals. [22]
Some species are omnivorous, including fruits and tubers in their diet. Family Nandiniidae (the African palm civet) has only one species (Nandinia binotata), extant across sub-Saharan Africa. They have retractile claws and are slender-bodied, arboreal omnivores (with fruit making up much of their diet).
Most turtle species are opportunistic omnivores; land-dwelling species are more herbivorous and aquatic ones more carnivorous. [26] Generally lacking speed and agility, most turtles feed either on plant material or on animals with limited movements like mollusks, worms, and insect larvae. [13]
With 143 extant species and 300 known extinct species, ... Most members of the family are herbivorous, but most duikers are omnivorous. Like other ruminants, ...