Jouan & Rius / Koala (Phascolarctos cinereus) juvenile in tree, Otway National Park, Victoria, Australia

Doug Gimesy / Greater crested tern (Thalasseus bergii) flies over breaking waves on a stormy day, with a rainbow in the background, Apollo Bay, Victoria, Australia.

Doug Gimesy / Ringtail possum (Pseudocheirus peregrinus) licks water droplets from a train station bench at night. Gardenvale train station, Gardenvale, Victoria, Australia. September.

Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus), orphaned female pup sucking on a dummy, cradled on "mamma roll"; and in hand of wildlife carer. Black Rock Animal Shelter, Beaumaris, Melbourne, Victor...

Doug Gimesy / Two wind turbines with blades rotating, grassland in foreground. Mount Gellibrand Wind Farm, Victoria, Australia. March 2019.

Doug Gimesy / Forest and Wildlife officers Lachlan Clarke (right) and Emily Cordy watch as a mother koala (Phascolarctos cinereus) and her joey are released. Editorial use only.

Doug Gimesy / Wildlife carer Julie Malherbe looking after three recently orphaned Grey-headed Flying-foxes (Pteropus poliocephalus) in her home whilst simultaneously taking phone calls to manage the next wildlife r...

Doug Gimesy / Koala (Phascolarctos cinereus) in a Eucalyptus tree after recent bushfires, just before having a visual inspection for its health. If it is determined that a closer examination is required to determin...

Doug Gimesy / Jeremy Jenkins, seeing his house for the first time after the 2019 / 2020 wildfires destroyed much of the the town of Sarsfield,Victoria, Australia. January, 2020. Editorial use only

Doug Gimesy / Rena Gaborov feeding some of her eastern grey kangaroo (Macropus giganteus) orphans in her mother in law's shed. Rena and her partner Joseph had to evacuate their wildlife (wombats, possums and kangar...

Doug Gimesy / Koala (Phascolarctos cinereus) mother and joey are released by Emily Cordy (left/green clothes) - a Forest and Wildlife officer (and assisted by members from the Australian Defence Force) at Log Cros...

Jo-Anne McArthur / We Animals / Koala (Phascolarctos cinereus) female and her joey who survived a bushfire cross a road in Mallacoota, Australia, January 2020

Jo-Anne McArthur / We Animals / A mother Eastern grey kangaroo (Macropus giganteus) and her joey, surrounded by burnt trees. Survivors of a bushfire in Mallacoota, Australia, January 2020. COP26 Countdown Photo Competition 2021 Fina...

Doug Gimesy / Long-nosed potoroo (Potorous tridactylus) portrait showing sharp curved claws on front feet for foraging, Victoria, Australia. Controlled conditions.

Doug Gimesy / During an extreme heat-stress event at Melbourne's Yarra Bend Grey-headed Flying-fox (Pteropus poliocephalus) colony, where temperatures exceeded 43 degreesC, in a desperate search for somewhere coole...

Doug Gimesy / Little blue penguin (Eudyptula minor), two standing on rocks at night, silhouetted against Melbourne city lights. St Kilda breakwater, Victoria, Australia. December 2016. COP26 Countdown Photo Competi...

Steven David Miller / Eastern grey kangaroo (Macropus giganteus) male standing, Grampians National Park, Victoria, Australia. December.

Steven David Miller / Eastern grey kangaroo (Macropus giganteus) male scratching stomach, Grampians National Park, Victoria, Australia. December.

Steven David Miller / Eastern grey kangaroo (Macropus giganteus), two males fighting. Grampians National Park, Victoria, Australia.

Steven David Miller / Eastern grey kangaroo (Macropus giganteus), two males fighting. Grampians National Park, Victoria, Australia.

Steven David Miller / Eastern grey kangaroo (Macropus giganteus), two males fighting, evenly matched. Grampians National Park, Victoria, Australia.

Steven David Miller / Eastern grey kangaroo (Macropus giganteus) female with joey in pouch, standing beside tree. Grampians National Park, Victoria, Australia.

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

Robert Valentic / Central bearded dragon (Pogona vitticeps) basking in mallee / heathland habitat on the Murrayville Track in the Big Desert Wilderness of north-western Victoria, Australia.

Robert Valentic / Striped legless lizard (Delma impar) female, in volcanic plain near Reedesdale in central Victoria, Australia.

Eric Baccega / Shoebill stork (Balaeniceps rex) in the swamps of Mabamba, Lake Victoria, Uganda, February.

Robert Valentic / Portrait of an adult Three-toed Earless Skink (Hemiergis talbingoensis) Tallarook, Goulburn River in central Victoria, Australia.

Robert Valentic / Eastern tiger snake (Notechis scutatus) female, Yarra River corridor in suburban Melbourne, Victoria, Australia, in mid-summer. She is in a defensive pre-strike position with hood expanded, accompanie...

Robert Valentic / Red-bellied Blacksnake (Pseudechis porphyriacus) basking on rock, Lerderderg Gorge, Victoria, Australia, February.

Mark Carwardine / Fiordland crested penguins (Eudyptes pachyrhynchus) in dense coastal forest, Lake Moeraki, South Island, New Zealand, November, threatened species

Mark Carwardine / Fiordland crested penguin (Eudyptes pachyrhynchus) rear view in dense coastal forest, Lake Moeraki, South Island, New Zealand, November, threatened species

Mark Carwardine / Fiordland crested penguin (Eudyptes pachyrhynchus) head portrait in dense coastal forest, Lake Moeraki, South Island, New Zealand, November, threatened species

Nick Garbutt / Giant Water Lily (Victoria amazonica) flower in a lagoon at Porto Jofre, off the Cuiaba River, northern Pantanal, Mato Grosso State, Brazil, South America.

Hougaard Malan / Rainbow in the spray over Victoria Falls. Zimbabwe, Africa. November 2012.

Tom Gilks / Fishermen preparing nets, Remba Island, Lake Victoria, Kenya.

Tom Gilks / Basic electric wiring linking homes in a slum with a diesel powered generator, Remba Island, Lake Victoria, Kenya.

Visuals Unlimited / Harlequin Duck (Histrionicus histrionicus) perched on a rock near crashing surf, Victoria, British Columbia, Canada.