Question

How do the retinas of the eyes of night-hunting animals differ from the retinas of animals that hunt during the daytime?

A. They have fewer rod cells.

B. They have more cone cells.

C. They have fewer cone cells.

D. They have more rod cells.

Answer 1

D. They have more rod cells.

Answer 2

Recall that cone cells are primarily concerned with light frequency/wavelength information, used to determine incoming *colors*. At night, often color is not as much of a priority; instead, it's more important to be very sensitive to light intensity.

Answer 3

... hence rod cells are indeed present in greater numbers in animals capable of scotopic vision.

Answer 4

d