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the diversity of plant and animal life in a particular habitat (or in the world as a whole)
a major biotic community characterized by the dominant forms of plant life and the prevailing climate
any trait that aids the chances of chances of survival and reproduction of an organism. traits that increase an organism's fitness & ability to reproduce.
of or relating to behavior, An echidna rolling into a tight ball when attacked or humans putting on more clothing in the cooler weather are examples of this.
(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other
A relationship between two or more organisms of different species where all benefit from the asociation.
the relation between two different kinds of organisms in which one receives benefits from the other by causing damage to it (usually not fatal damage)
(ecology) the status of an organism within its environment and community (affecting its survival as a species)
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