Dave Watts / Common brushtail possum (Trichosurus vulpecula) feeding at night, Ben Lomond National Park, Tasmania, Australia.

Juergen Freund / Common brushtail possum (Trichosurus vulpecula) with joey. Magnetic Island, Townsville, Queensland, Australia.

Juergen Freund / Common brushtail possum (Trichosurus vulpecula) with joey. Magnetic Island, Townsville, Queensland,Australia.

Juergen Freund / Common brushtail possum (Trichosurus vulpecula) with joey. Magnetic Island, Townsville, Queensland,Australia.

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) crossing road at night, Bruny Island, Tasmania, Australia

Sean Crane / Common Brush-tailed Possum (Trichosurus vulpecula) mother with young at night, Tasmania, Australia

Sean Crane / Common Brush-tailed Possum (Trichosurus vulpecula), golden color morph, Bonorong Wildlife Sanctuary, Tasmania, Australia

Sean Crane / Common Brush-tailed Possum (Trichosurus vulpecula), golden color morph, Bonorong Wildlife Sanctuary, Tasmania, Australia

Sean Crane / Common Brush-tailed Possum (Trichosurus vulpecula) at night, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Sean Crane / Common Brush-tailed Possum (Trichosurus vulpecula) at night, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Brent Stephenson / Ranger restocking a poison bait station with bait used to control rodents and Brush-tailed possums (Trichosurus vulpecula) in an intensively managed sanctuary where native bird species are being reint...

Dave Watts / Common brushtail possum (Trichosurus vulpecula) golden colour phase, Tasmania, Australia.

Dave Watts / Common brushtail possum (Trichosurus vulpecula) golden colour phase, Tasmania, Australia.

Dave Watts / Common brushtail possum (Trichosurus vulpecula) golden colour phase, Tasmania, Australia.

Tui De Roy / Australian Brush-tailed Possum (Trichosurus vulpecula) invasive species, adult with young perched on back. Golden Bay, South Island, New Zealand.

Dave Watts / Common Brushtail Possum (Trichosurus vulpecula) female with large joey, Tasmania, Australia.

Dave Watts / Common Brushtail Possum (Trichosurus vulpecula) female with large joey, Tasmania, Australia.

Roland Seitre / Common Brush-tailed Possum (Trichosurus vulpecula) mother and joey in tree, Australia

ZSSD / Common Brush-tailed Possum (Trichosurus vulpecula), Lone Pine Koala Sanctuary, Brisbane, Australia

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) at night, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) at night, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Martin Willis / Common Brush-tailed Possum (Trichosurus vulpecula) in tree at night, Bruny Island, Tasmania, Australia

Konrad Wothe / Common Brush-tailed Possum (Trichosurus vulpecula) curled up in a ball sleeping, Atherton Tableland, Queensland, Australia

Colin Monteath / Warning sign of cyanide bait drop to kill introduced Common Brush-tailed Possum (Trichosurus vulpecula), Haast Pass, New Zealand

Jouan & Rius / Common / Silver-gray brushtail possum (Trichosorus vulpecula) in tree, Yarra Ranges, Victoria, Australia

Shaun Barnett / Common Brush-tailed Possum (Trichosurus vulpecula) nursing, Coromandel, New Zealand

Mitsuaki Iwago / Common Brush-tailed Possum (Trichosurus vulpecula) introduced for fur is now the top pest which damages forests and kills birds, Australia

Michael & Patricia Fogden / Common Brush-tailed Possum (Trichosurus vulpecula), New Zealand

Gerry Ellis / Common Brush-tailed Possum (Trichosurus vulpecula) portrait, south and east Australia

Tui De Roy / Common Brush-tailed Possum (Trichosurus vulpecula) introduced for fur is now top pest which damages forests and kills birds, Golden Bay, New Zealand

Roland Seitre / Common Brush-tailed Possum (Trichosurus vulpecula) in tree, Stirling Range National Park, Western Australia, Australia

Suzi Eszterhas / A rescued Brush-tailed possum (Trichosurus vulpecula) albino, sitting on shoulder of wildlife sanctuary director, feeding, Bonorong Wildlife Sanctuary, Tasmania, Australia. October, 2015.

Suzi Eszterhas / Common brushtail opossum (Trichosurus vulpecula) infant, wrapped in a blanket being held by veterinary assistant. Rescued after it was injured when its tree was chopped down, Currumbin Wildlife Hospit...

Joel Sartore / Photo Ark / Common brushtail possum (Trichosurus vulpecula) portrait, Kiwi Birdlife Park, New Zealand. Captive.

Joel Sartore / Photo Ark / Common brushtail possum (Trichosurus vulpecula) sitting upright, portrait, Kiwi Birdlife Park, New Zealand. Captive.

Joel Sartore / Photo Ark / Common brushtail possum (Trichosurus vulpecula vulpecula) juvenile, portrait, Australian Bat Clinic and Narrow Leaf Retreat. Captive.

Joel Sartore / Photo Ark / Common brushtail possum (Trichosurus vulpecula vulpecula) juvenile, looking up with paw raised, portrait, Australian Bat Clinic and Narrow Leaf Retreat. Captive.

Bruce Thomson / Common brushtail possum (Trichosurus vulpecula), golden colour form, in tree at night, Maria Island, Tasmania Australia.

Bruce Thomson / Female Brush-tailed possum (Trichosurus vulpecula) with joey in suburban back garden, Toowoomba, Queensland, Australia.

Bruce Thomson / Common brushtail possum (Trichosurus vulpecula) female carrying young while grooming in a tree at night, Toowoomba, Queensland, Australia.

Bruce Thomson / Close up shot of Common brushtail possum (Trichosurus vulpecula), female carrying young, climbing down a tree at night, Toowoomba, Queensland, 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.

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

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula fuliginosus) female carrying young, Cradle Mountain National Park, Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula fuliginosus) female carrying young, Cradle Mountain National Park, Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula hypoleucos) drinking, Waychinicup National Park, Western Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula hypoleucos), juvenile, Dryandra Forest, Western Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula hypoleucos), Leeuwin Naturaliste National Park, Western Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula hypoleucos) female carrying out-off-pouch young, Waychinicup National Park, Western Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula hypoleucos) female carrying out-off-pouch young, Waychinicup National Park, Western Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula hypoleucos) female and young consuming Beard Heath flowers (Leucopogon sp.), Waychinicup National Park, Western Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula vulpecula) female suckling out-off-pouch young, Sundown National Park, Queensland, Australia.

Jiri Lochman / Common brushtail possum (Trichosurus vulpecula vulpecula) female with an out-off-pouch young, Sundown National Park, Queensland, Australia.

Doug Gimesy / Brushtail possum (Trichosurus vulpecula) rescued female baby, in its enclosure. Apollo Bay, Victoria, Australia November 2020.

Doug Gimesy / Brushtail possum (Trichosurus vulpecula) rescued female baby, cuddling an orange teddy bear, eating some orange, held by wildlife rescuer Heather Kiley. Apollo Bay, Victoria, Australia. Editorial use...

Doug Gimesy / Brushtail possum (Trichosurus vulpecula) rescued female baby, cuddling a orange teddy bear, eating some orange. Apollo Bay, Victoria, Australia

Doug Gimesy / Brushtail possum (Trichosurus vulpecula) in a tree hollow/hole looking out during the day. Carlton Gardens, Carlton, Victoria, Australia.

Doug Gimesy / Brushtail possum (Trichosurus vulpecula) in a tree hollow/hole looking out during the day. Carlton Gardens, Carlton, Victoria, Australia.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) on branch at night. Dryandra Woodland, Western Australia. November.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) on branch at night. Dryandra Woodland, Western Australia. November.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) female suckling large joey in tree at night. Stirling Range National Park, Western Australia. November.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) female suckling large joey in tree at night. Stirling Range National Park, Western Australia. November.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) female and large joey in tree at night. Stirling Range National Park, Western Australia. November.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) female and large joey in tree at night. Stirling Range National Park, Western Australia. November.

Bert Willaert / Common brushtail possum (Trichosurus vulpecula) female and large joey in tree at night. Stirling Range National Park, Western Australia. November.

Doug Gimesy / Wildlife rescuer and carer holding orphaned Brushtail possum (Trichosurus vulpecula) joey whilst sitting on sofa in his living room. Woy Woy Bay, New South Wales, Australia. December 2019. Editorial...

Doug Gimesy / DELETE-HG SIMILAR ONLINE DELETE-BG - Brushtail possum (Trichosurus vulpecula) female was found dead on the side of the road. It had probably been hit by a car and someone had moved it off the ro...

Doug Gimesy / Brushtail possum (Trichosurus vulpecula) female found dead on the side of the road, probably hit by a car and someone had moved it off the road. It still had a live joey in its pouch when found by the...