Guppies Live in the Streams and Rivers of Trinidad and Tobago

Multiple Choice

Guppies live in the streams and rivers of Trinidad and Tobago. The abundance of predaceous fish is highly variable from the stream headwaters to the lowland rivers. This variation in the abundance of predaceous fish results in variation in male guppy ________ from the stream headwaters to the lowland rivers.

A) mate selection
B) coloration
C) food selection
D) both mate selection and coloration
E) both mate selection and food selection