Researchers plotted a distribution curve for leg length in a population of birds, with length from short to long on the x-axis. The curve shifts to the right after a disturbance. Which statement is correct about natural selection in this population of birds?
1.Birds with long legs and birds with short legs were selected for.
2.Birds with medium-length legs were selected for.
3.Birds with long legs were selected for.
4.Birds with short legs were selected for.
1 answer
3. Birds with long legs were selected for.