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Chapter 12: Coevolution
Terms in this set (18)
A species that obtains energy by capturing, killing, and consuming other organisms.
A species that lives in or on another species and obtains energy from the other species' living tissue.
An insect whose larvae develop in the body of another arthropod and consume its tissue.
An animal that obtains energy by consuming plants.
The reciprocal selective effect of two or more species that interact intimately.
coevolutionary arms race
A set of adaptations and counteradaptations in exploitative interaction.
The concept that selection pressure is greater on the prey than on the predator.
A form of group hunting in which the group develops tactics that may include anticipation of prey behavior and division of labor.
optimal foraging theory
A body of theory that tries to identify the best foraging strategy by which an organism can maximize total energy or energy per unit time.
The time required for a predator to locate and identify an item as food.
The time required for a predator to capture, subdue, and consume a prey item.
A predator response to increased prey numbers in which each predator consumes more prey.
An increase in predator number by reproduction or immigration in response to an increase in prey numbers.
A mechanism employed by prey species to avoid detection by predators. Cryptic species appear to the predator as a random sample of the background.
Distinctive, conspicuous color patterns that signal that the individual is toxic or unpalatable.
A species that resembles other noxious species.
A benign species that resembles a noxious species.
A host of a parasite in which the parasite produces forms that can locate and infect a different host species.
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