A biologist discovers two populations of wolf spiders whose members appear identical. Members of one

population are found in the leaf litter deep within the woods. Members of the other population are found in the

grass at the edge of the woods. The biologist decides to designate the members of the two populations as two

separate species. Which species concept is this biologist most closely utilizing?

A) ecological

B) biological

C) morphological

D) phylogenetic

a

Ecological species concept

Explanation:

A species is a group of living organism consisting of individuals that can interbreed.

There are different types of species concepts. For instance, Ecological species concept defines species are a group of individuals that share the same ecological niche.

Therefore, when the biologist did not consider the physical similarities of the wolf spiders rather their ecological niche to group them.

I shows he utilized the ecological species concept.