What Darwin Theorized That Species Do

This page is the CodyCross answer for the clue below from Health and Fitness, Group 2132, Puzzle 1 (Blue Light Glasses).

Question is: What Darwin Theorized That Species Do

and the answer is: EVOLVE

Word Meaning:

EVOLVE — To move (something) in regular procession through a system.

Definitions from Wiktionary.

What Darwin theorized that species do — CodyCross Answer | CodyCross Solutions