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Feeding is the process by which organisms, typically animals, obtain food. Terminology often uses either the suffix -vore from Latin vorare, meaning 'to devour', or phagy, from Greek φαγειν, meaning 'to eat'. Polyphagy is the ability of an animal to eat a variety of food, whereas monophagy is the intolerance of every food except of one specific type (see generalist and specialist species).
Mosquito drinking blood
Rosy boa eating a mouse whole
Red Kangaroo eating grass
Robin eating a worm
Hummingbird drinking nectar
Krill filter feeding
ClassificationBy mode of ingestionThere are many modes of feeding that animals exhibit, including:
By mode of digestion
By food typeAnother classification refers to the specific food animals specialize in eating, such as:
The eating of non-living or decaying matter:
There are also several unusual food sources which can give rise to opportunistic or desperate feeding behaviours, such as:
Evolutionary adaptationsIn many instances, the specialization of organisms in a specific type of food source has been one of the major causes of evolution of form and function, such as:
Storage behaviors
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