The emergence of hundreds of Hawaiian honeycreeper species from a single flock introduced to this island archipelago millions of years ago is an example of .

adaptive radiation

Explanation:

The emergence of hundreds of Hawaiian honeycreeper species from a single flock introduced to this island archipelago millions of years ago is an example of adaptive radiation. Adaptive radiation is simply the development of different forms/species of an organism from a single homogeneous group/specie of that organism  that was introduced into an area.

7.03-1.70=5.33 and 6.80+5.09=11.89 and 5.5-3.01=2.49