Suzi Eszterhas / Tasmanian pademelon (Thylogale billardierii) mother standing with joey in pouch, Mount Field National Park, Tasmania, Australia.

Suzi Eszterhas / Tasmanian pademelons (Thylogale billardierii) roadkill laying on side of a road, Tasmania, Australia.

Suzi Eszterhas / Tasmanian pademelon (Thylogale billardierii) portrait, Cradle Mountain National Park, Tasmania, Australia.

Joel Sartore / Photo Ark / Red-bellied pademelon (Thylogale billardierii) standing upright, portrait, Healesville Sanctuary. Captive.

Joel Sartore / Photo Ark / Red-bellied pademelon (Thylogale billardierii) portrait, Healesville Sanctuary. Captive.

Joel Sartore / Photo Ark / Red-bellied pademelon (Thylogale billardierii) portrait, Healesville Sanctuary. Captive.

Joel Sartore / Photo Ark / Red-bellied pademelon (Thylogale billardierii) portrait, Healesville Sanctuary. Captive.

Suzi Eszterhas / Red-bellied Pademelon (Thylogale billardierii) mother with five-month-old joey, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

Suzi Eszterhas / Red-bellied Pademelon (Thylogale billardierii) mother with five-month-old joey, Cradle Mountain-Lake Saint Clair National Park, Tasmania, Australia

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

Suzi Eszterhas / Tasmanian pademelon (Thylogale billardierii) mother and five-month-old joey. Cradle Mountain National Park, Tasmania

Suzi Eszterhas / Tasmanian pademelon (Thylogale billardierii) mother with five-month-old joey getting into pouch, Cradle Mountain National Park, Tasmania