Andrew Hendry and colleagues demonstrated that the process of speciation is gradual by studying the distribution and variation in gill raker length in ________.
A) brook trout
B) aquatic copepods
C) salmonids
D) threespine sticklebacks
E) razorfish

Question

Quizplus · Accepted Answer

The study by Hendry and colleagues specifically focused on threespine sticklebacks, as they observed the gradual divergence of gill raker length in different lake populations of the species.

Andrew Hendry and Colleagues Demonstrated That the Process of Speciation