Full-grown owls feed on a variety of prey items, with medium-sized mammals and large birds being preferred.

The powerful talons of the species suggest that it favored medium-sized mammals and large birds as prey.

The Viverridae is a family of small to medium-sized mammals, the viverrids.

Food taken in captivity includes amphibians, birds, insects, reptiles, and small- to medium-sized mammals.

They are important, they said, because they record for the first time the presence of big to medium-sized herbivorous mammals in Antarctica.

The nymphs feed on small to medium-sized mammals.

Mesotheriids were small to medium-sized herbivorous mammals adapted for digging.

Another rare animal is the fisher, a predatory medium-sized mammal that lives in old-growth forest.

Castorids are medium-sized mammals, although large compared with most other rodents.

They are medium-sized (200-250 g) diurnal mammals that defend a year-round exclusive territory.