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Oftentimes, scavenger communities differ in consistency due to carcass size and carcass types, as well as by seasonal effects as consequence of differing invertebrate and microbial activity. [4] Competition for carrion results in the inclusion or exclusion of certain scavengers from access to carrion, shaping the scavenger community.
Obligate anaerobe, an organism that cannot survive in the presence of oxygen; Obligate air-breather, a term used in fish physiology to describe those that respire entirely from the atmosphere; Obligate biped, Bipedalism designed to walk on two legs; Obligate carnivore, an organism dependent for survival on a diet of animal flesh.
Corpse of a shrew surrounded by multiple necrophages, including a blow fly and burying beetle.. Necrophages are organisms that obtain nutrients by consuming decomposing dead animal biomass, such as the muscle and soft tissue of carcasses and corpses (also known as carrion).
The pygmy mammoth is an example of insular dwarfism, a case of Foster's rule, its unusually small body size an adaptation to the limited resources of its island home.. A biological rule or biological law is a generalized law, principle, or rule of thumb formulated to describe patterns observed in living organisms.
Obligate mutualism is a special case of mutualism where an ecological interaction between species mutually benefits each other, and one or all species are unable to survive without the other. [1] In some obligate relationships, only one species is dependent on the relationship.
Klint Kubiak will replace Ryan Grubb in Seattle after the former Washington Huskies assistant was fired earlier this month. (Derick E. Hingle/Getty Images) (Derick E. Hingle via Getty Images)
This schema constitutes a basic framework of the overlapping behavioural fields of ethology, behavioural ecology, comparative psychology, sociobiology, evolutionary psychology, and anthropology. Julian Huxley identified the first three questions. Niko Tinbergen gave only the fourth question, as Huxley's questions failed to distinguish between ...
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