Several species of Caribbean Anoline lizards have evolved from a single ancestral species. The species occupies a wide variety of ecological niches, such as tree trunks and the ground, or tree trunks only, or tree trunks and the crown of trees, etc. This type of allopatric speciation is called
A. adaptive radiation.
B. hybridization.
C. alloploidy.
D. autoploidy.
Answer: A
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