Jiri Lochman / Stripe-faced dunnart (Sminthopsis macroura); Range NP, Western Australia.

Jiri Lochman / Long-tailed dunnart (Sminthopsis longicaudata) feeding on a tree cricket, Kennedy Range NP, Western Australia.

Jiri Lochman / Fat-tailed dunnart (Sminthopsis crassicaudata) Goongarrie NP, Goldfields Region, Western Australia.

Jiri Lochman / Ningbing pseudantechinus (Pseudantechinus ningbing) Mornington Station, in the Kimberley, Western Australia.

Jiri Lochman / Fat-tailed pseudantechinus (Pseudantechinus macdonnellensis) Picture Hill area, in Great Sandy Desert, Western Australia .

Jiri Lochman / Brush-tailed phascogale (Phascogale tapoatafa) female with young, Kingston Forest, Western Australia, October.

Jiri Lochman / Red-tailed phascogale (Phascogale calura) feeding on a Banksia flower, Wheat-belt Region of Western Australia, Endangered species.

Jiri Lochman / Wongai Ningaui (Ningaui ridei) catching beetle, Goongarrie NP, at the western egde of Great Victoria Desert, Western Australia.

Jiri Lochman / Little red kaluta (Dasykaluta rosamodae) feeding on Ashby's Banksia (Banksia ashbyi) flower, Kennedy Range NP, Western Australia.

Jiri Lochman / Little red kaluta (Dasykaluta rosamodae) feeding on a grasshopper, Great Sandy Desert, Western Australia.

Jiri Lochman / Brush-tailed mulgara (Dasycercus blythi) Little Sandy Desert, Western Australia.

Jiri Lochman / Burrowing Bettong / Boodie (Bettongia lesueur) looking around at night. Dorre Island, Shark Bay, Western Australia.

Jiri Lochman / Bolas spider (Dicrostichus furcatus / Ordgarius furcatus) female with bolas, a blob of silk at end of line used to swing at prey, only used by females. Bolas spiders also produce pheromones of specifi...

Jiri Lochman / Gilbert's potoroo (Potorous gilberti), Two Peoples Bay Nature Reserve, Western Australia, Australia. Critically endangered species.

Jiri Lochman / Northern nailtail wallaby (Onychogalea unguifera) detail of horny projection (nail) that gave this genus its common name Nailtail Wallabies, on Gibb River Road, Kimberely Region, Western Australia.

Jiri Lochman / Red-necked wallaby (Notamacropus rufogriseus banksianus) large size male, Kosciuszko National Park, New South Wales Alps, Australia.

Jiri Lochman / Spectacled hare-wallaby (Lagorchestes conspicillatus), at night on Barrow Island, Western Australia.

Jiri Lochman / Brush-tailed Bettong or Woylie (Bettongia penicillata), Wheatbelt Region, Western Australia. Critically endangered species.

Jiri Lochman / Brush-tailed bettong or Woylie (Bettongia penicillata), Wheatbelt Region, Western Australia. Critically endangered species.

Jiri Lochman / Brush-tailed bettong or Woylie (Bettongia penicillata), Wheatbelt Region, Western Australia. Critically endangered species.

Jiri Lochman / Brush-tailed bettong or Woylie (Bettongia penicillata) detail of the nest, Wheatbelt Region, Western Australia. Critically endangered species.

Jiri Lochman / Burrowing Bettong or Boodie (Bettongia lesueur) feeding, on Barrow Island, Shark Bay UNESCO Natural World Heritage Site, Western Australia.

Jiri Lochman / Burrowing Bettong or Boodie (Bettongia lesueur), on Faure Island, Shark Bay UNESCO Natural World Heritage Site, Western Australia.

Jiri Lochman / Burrowing bettong or Boodie (Bettongia lesueur) joey in human hand, during fauna survey at Heirisson Prong, Shark Bay UNESCO Natural World Heritage Site, Western Australia.

Jiri Lochman / Burrowing bettong or Boodie (Bettongia lesueur) feeding, at Heirisson Prong, Shark Bay UNESCO Natural World Heritage Site, Western Australia.

Jiri Lochman / Swamp wallaby (Wallabia bicolor) feeding on acacia foliage, Mount Kaputar National Park, New South Wales, Australia.

Jiri Lochman / Swamp wallaby (Wallabia bicolor), Mount Kaputar National Park, New South Wales, Australia.

Jiri Lochman / Swamp wallaby (Wallabia bicolor) feeding, Mount Kaputar National Park, New South Wales, Australia.

Jiri Lochman / Red-necked pademelon (Thylogale thetis), Lamington National Park, Queensland, Australia.

Jiri Lochman / Tasmanian pademelon (Thylogale billardierii) female with young in pouch, Asbestos Range National Park, Tasmania, Australia.

Jiri Lochman / Quokka (Setonix brachyurus), on Rottnest Island, Western Australia, Australia.

Jiri Lochman / Quokka (Setonix brachyurus) female and young, on the mainland, Waychinicup National Park, Western Australia.

Jiri Lochman / Quokka (Setonix brachyurus) female and young, on the mainland, Waychinicup National Park, Western Australia.

Jiri Lochman / Gilbert's potoroo (Potorous gilberti), Two Peoples Bay Nature Reserve, Western Australia. Critically endangered species.

Jiri Lochman / Gilbert's potoroo (Potorous gilberti) female with joey, Two Peoples Bay Nature Reserve, Western Australia. Critically endangered species.

Jiri Lochman / Gilbert's potoroo (Potorous gilberti), Two Peoples Bay Nature Reserve, Western Australia. Critically endangered species.

Jiri Lochman / Gilbert's Potoroo (Potorous gilberti), Two Peoples Bay Nature Reserve, Western Australia. Critically endangered species.

Jiri Lochman / Mountain pygmy-possum (Burramys parvus), Kosciuszko National Park, Australia. Critically endangered species.

Jiri Lochman / Mountain pygmy-possum (Burramys parvus) consuming its staple food Boggong moth (Agrotis infusa) on which it fattens to survive the long alpine winter, Kosciuszko National Park, Australia. Critically e...

Jiri Lochman / Mountain pygmy-possum (Burramys parvus) detail of the prehensile tail, Kosciuszko National Park, Australia. Critically endangered species.

Jiri Lochman / Mountain pgmy-possum (Burramys parvus), Kosciuszko National Park, Australia. Critically endangered species.

Jiri Lochman / Mountain pygmy-possum (Burramys parvus), Kosciuszko National Park, Australia. Critically endangered species.

Jiri Lochman / Mountain pygmy-possum (Burramys parvus) consuming berries of Mountain plum-pine (Podocarpus lawrencei), Kosciuszko National Park, Australia. Critically endangered species.

Jiri Lochman / Mountain pygmy-possum (Burramys parvus) consuming its staple food Boggong moth (Agrotis infusa) on which it fattens to survive the long alpine winter, Kosciuszko National Park, Australia. Critically e...

Jiri Lochman / Scaly-tailed possum (Wyulda squamicaudata), Mitchell River National Park, Victoria, Australia.

Jiri Lochman / Scaly-tailed possum (Wyulda squamicaudata), Mitchell River National Park, Victoria, Australia.

Jiri Lochman / Northern brushtail possum (Trichosurus vulpecula arnhemensis) white morph. Captive.

Jiri Lochman / Northern brushtail possum (Trichosurus vulpecula arnhemensis), at night on Barrow Island, Western Australia.