How did Drs. Peter and Mary Grant verify Darwin’s theory of natural selection?(1 point)

Responses

by finding new species that adapted to a different environment
by finding new species that adapted to a different environment

by making observations over a long period of time
by making observations over a long period of time

by assessing changes in another animal trait
by assessing changes in another animal trait

by studying a different group of organisms

1 answer

The correct response is:

by making observations over a long period of time.

Drs. Peter and Mary Grant conducted extensive field studies on Darwin's finches in the Galápagos Islands, observing how beak sizes and shapes changed in response to environmental pressures, which provided empirical evidence for natural selection.