preorbital glands

Thomsons Gazelle Eudorcas thomsonii illustration from A Life on Our Planet by David Attenborough

Muntjac Muntiacus reevesi male in profile showing its tusks and rich brown fur

Muntjac Muntiacus reevesi male in profile showing its tusks and rich brown fur

Indian Hog deer Hyelaphus porcinus cut to white showing a fine set of antlers and dark legs with chestnut fur

Axis deer axis axis showing white spots and antlers, looking at the viewer with one hind leg raised.