Question

multiple choice question
the fact that some species of electric fish can distinguish between electrical discharges produced by their own species and other species is an example of ____ isolation using ____ communication signals.
o behavioral; electrical
o temporal; auditory
o mechanical; chemical
o ecological; visual

Explanation:

The fish are showing a behavior - distinguishing electrical discharges of different species. The communication signals are electrical. Behavioral isolation involves differences in behavior that prevent inter - breeding, and electrical signals are being used here.

Answer:

A. behavioral; electrical