Biology

Guest

22 November, 14:57

A scientist studying a species of duck (species A) finds that this species only occurs in one small lake. Despite similar lakes that occur several hundred miles to the north, the other lakes are inhabited by a similar, but different duck species (species B).

Which of the following could be true?

a. Neither of these species has the ability to evolve.

b. The species A may not have the ability to move to other lakes due to distance.

c. The habitat of the northern lakes must be suitable for species A.

d. In the other lake, species A may be outcompeted for food and shelter by the other species B.

e. all of these