Banner-tailed kangaroo rats, Dipodomys spectabilis, are rodents endemic to (found only in) the
deserts of the southwestern United States. Which of the following is the best description of their niche?
a. Banner-tailed kangaroo rats have a niche as seed and plant eaters, specializing in desert plants and seeds.
b. Their niche involves being nocturnal burrowers, avoiding the extreme heat of the desert during the day.
c. The niche of Banner-tailed kangaroo rats includes being prey for various predators, such as snakes, owls, and coyotes.
d. Their niche involves being important seed dispersers, aiding in the reproduction of desert plants.