Giraffes use their extremely long necks to reach the leaves high up on acacia trees, which other animals cannot reach, giving them a food source for which they have few competitors. What can you conclude about natural selection from this observation?

Question

anonymous · Answer

That evolutionary selection favored a food source for animals with longer necks by allowing them access to a food source during unfavorable periods thus increasing

anonymous · Answer

The giraffes with the longest necks survive and produce offspring.