The hypothesis was that a species from the Pacific Rim may have been the ancestor of 28 distinct species on the Hawaiian Islands. Which of these supports this hypothesis AND could be the result of observational testing?

emerald ash borer

the emerald ash borer is a green buprestid or jewel beetle native to north-eastern asia that feeds on ash species. females lay eggs in bark crevices on ash trees, and larvae feed underneath the bark of ash trees to emerge as adults in one to two years. hope this !

the correct answer is:

a population changes in response to a change in the environment.

i'll try what topic lol