Answer :
A is not an ecological study.
Ecology is how living organisms interact with each other and their physical surroundings.
You can see that B, C, and D involve different organisms and their interactions.
A, involves the study of their anatomy, and is therefore not an ecological study.
Ecology is how living organisms interact with each other and their physical surroundings.
You can see that B, C, and D involve different organisms and their interactions.
A, involves the study of their anatomy, and is therefore not an ecological study.