Consider the two male oryx that are shown below.
Which of Charles Darwin’s main points is depicted in the image?

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

mathematical model hope this

which is not a category of marine organisms