Steven David Miller / Western Ringtail Possum (Pseudocheirus occidentalis) resting in weeping peppermint tree, Summer, Busselton, Western Australia, Endangered

Steven David Miller / Western Ringtail Possum (Pseudocheirus occidentalis) resting in weeping peppermint tree, Summer, Busselton, Western Australia, Endangered

Steven David Miller / Western Ringtail Possum (Pseudocheirus occidentalis) resting in weeping peppermint tree, Summer, Busselton, Western Australia, Endangered

Steven David Miller / Common ringtail possum (Pseudocheirus peregrinus) in tree at night. Lamington National Park, Queensland, Australia.

Dave Watts / Common ringtail possum (Pseudocheirus peregrinus) scat, Tasmania, Australia.

Doug Gimesy / Baby Common ringtail possum (Pseudocheirus peregrinus) on branch of Eucalyptus tree at night, Victoria, Australia. NO flash used, continuous soft lighting.

Bruce Thomson / Green ringtail possum (Pseudochirops archeri) grooming itself on tree branch in rainforest, Atherton Tablelands, Wet Tropics World Heritage area, Queensland, Australia

Doug Gimesy / Ringtail possum (Pseudocheirus peregrinus) walking along power cable connected to a house at night, Brighton, Victoria, Australia.

Jiri Lochman / Rufous Ringtail possum (Pseudocheirus peregrinus pulcher) is a folivore, leaf-eating species consuming leaves, at night, Lamington National Park, Queensland, Australia.

Jiri Lochman / Rufous Ringtail possum (Pseudocheirus peregrinus pulcher), at night, Lamington National Park, Queensland, Australia.

Jiri Lochman / Rufous Ringtail possum (Pseudocheirus peregrinus pulcher), at night, Border Range National Park, the Gondwana Rainforest UNESCO World Heritage Site, New South Wales, Australia.

Jiri Lochman / Western ringtail possum (Pseudocheirus occidentalis), at night, Ludlow Forest, Western Australia.