kayla114035
kayla114035
24.03.2020 • 
Biology

An example of gradualism is

A. rapid speciation following a catastrophic event.
B. the slow evolution of whales from a four-legged land mammal over millions of years.
C. the separate evolution of flight in bats, birds, and insects.
D. the variation of beak sizes and shapes among Darwin's finches that evolved as the birds lived on different islands with different habitats.

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