Consider the following scenario:

Question

In an aquatic bird population, some birds have long legs. Other birds have short legs. The food supply is minimal. The birds with long legs are able to wade farther into the water where they can find fish. Over time, the birds with long legs become more common.

What scientific term best describes this scenario?

(1 point)
Responses

natural selection
natural selection

selective pressures
selective pressures

fitness
fitness

mutation

Answer 1

The scientific term that best describes this scenario is natural selection. This is because the birds with long legs have a selective advantage in finding food, which allows them to survive and reproduce more effectively than those with short legs.