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26 Cards in this Set

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Symbioses
the relationship between different species living in close association with one another
preditor
captures, kills, and consumes another individual
prey
the thing being captured killed and eaten
mimicry
a harmless species resembles a poisonous of distasteful species
herbivores
animals that eat plants
secondary compounds
a poisonous, irritating or bad-tasting substance synthesized by plants as a defense mechanism
Parasitism
is a species interaction that resembles predation in that one individual is harmed while the other individual benefits
parasite
feeds on another individual
host
the other individual that the parasite feeds on
Ectoparasites
are external parasites, they live on their host but do not enter the host's body
Endoparasites
are internal parasites, they live inside the host's body
competitive exclusion
the local extinction of a species due to competition
character displacement
evolution of anatomical differences that reduce competition between similar species
resource partitioning
among similar species, a pattern of resource use in which species reduce their use of shared resources
mutualism
is a cooperative relationship in which both species derive some benefit
Pollinators
animals that carry pollen
Commensalism
is an interaction in which one species benefits and the other is not affected
species richness
the number of species it contains
species diversity
relates the number of species in the community to the relative abundance of each species
species area affect
a pattern of species distribution in which larger area contain more species than smaller areas do
stability
indicates its resistance to change
succession
the gradual sequential regrowth of species in an area
primary succession
is the development of a community in an area that has not supported life previously
secondary succession
is the sequential replacement of species that follows disruption of an existing community
pioneer species
species that predominate early in succession
climax community
when succession reaches a stable point