Bates's pygmy antelope
Bates's pygmy antelope eat leaves, buds, shoots, fungus, grass, and herbs. They also eat crops, which makes them unpopular with farmers. They are often caught in snares near agricultural fields. They have a typical territory of . Males are territorial, marking their territory with scent produced in the preorbital glands. Females are friendlier with each other and sometimes live in small groups. They bark when fleeing. Most pygmy antelope mate at late dry and early wet seasons. Gestation period is 180 days. One young is born per pregnancy. The fawn weighs between .
Antelope Island
The island grasslands provide habitat for ring-necked pheasants, California quail, burrowing owls, chukar partridges, rock pigeons, mourning doves, horned larks, red-winged blackbirds and many other species, plus several species of raptors. Bald eagles, golden eagles, prairie falcons, peregrine falcons, northern harriers, American kestrels, great horned owls, barn owls, ospreys and red-tailed hawks are some of the species of raptors that can occur on the island.