Roland Seitre / Vampire Bat (Desmodus rotundus) walking along the ground, captive native to Central and South America.

Roland Seitre / Little red flying fox (Pteropus scapulatus) colony captive in Tolga Bat Hospital, Queensland, Australia. Native to northern and eastern Australia.

Roland Seitre / Straw-colored fruit bat (Eidolon helvum) feeding on figs at night, Fajara, Banjul, Gambia.

Roland Seitre / Lesser short-nosed fruit bat (Cynopterus brachyotis) captive at Singapore Zoo, Singapore. Native to south east Asia and Borneo.

Roland Seitre / Lesser short-nosed fruit bat (Cynopterus brachyotis) captive at Singapore Zoo, Singapore. Native to south east Asia and Borneo.

Will Burrard-Lucas / Genet (Genetta) at night, taken with remote camera, Masai Mara, Kenya.

Erlend Haarberg / Arctic fox (Alopex lagopus) yawning. West Fjords, Iceland, July.

Erlend Haarberg / Arctic fox (Alopex lagopus) yawning. West Fjords, Iceland, July.

Roland Seitre / Western quoll (Dasyurus geoffroii) Desert Park, Alice Springs, Northern Territory, Australia.

Roland Seitre / Short-beaked echidna (Tachyglossus aculeatus) rear view showing spines, captive, Currumbin Sanctuary, Queensland, Australia.

Roland Seitre / Short-beaked echidna (Tachyglossus aculeatus) profile, captive, Currumbin Sanctuary, Queensland, Australia.

Roland Seitre / Crest-tailed mulgara (Dasycercus cristicauda) captive, Australia.