Question

Giraffes eat the twigs and leaves off of plants and trees.

Now, imagine an area in which there are only very tall trees.
Only the giraffes with the longest necks survive, and these giraffes reproduce with each other to produce offspring that also have longer necks. This is an example of _______.
A.
natural selection
B.
selective breeding
C.
extinction
D.
genetic engineering

Answer 1

Natural selection AKA survival of the fittest.

Answer 2

The answer is natural selection. Evidence of this is everywhere. We have evolved to become what we are today because of natural selection.