All Hawaiian honeycreeper bird species have similar skeletal and muscle structures. However, each Hawaiian
honeycreeper species has a bill specialized for eating certain
foods. What would a scientist most likely conclude based on
this observation?

D

Explanation:

A group or member of a species would overtime become differentiated from the original species that originate from if they occupy a different niche that has a different and unique environmental conditions. In an attempt to adopt to the condition of the new environment, they would develop specific features. For example, the honeycreepers having a bill that are well adapted to eat certain foods.

Therefore, the most likely conclusion the scientist would make is D.

hello there the answer is d