The correct answer is B. Two species of meadowlark have different mating songs.
Explanation
Behavioral isolation is a term used in biology to refer to the absence of interbreeding between species of animals that have different courtship and mating rituals. An example of this phenomenon is evidenced in the sounds emitted by two different species of crickets since the females of each species are attracted only by the sounds of the males of their species. According to the above, the correct answer is B. Two species of meadowlark have different mating songs because females of one meadowlark specie is attracted only by the songs of male of her specie due to a reproductive behavior.