ZSSD / Queensland Koala (Phascolarctos cinereus adustus) eating eucalyptus leaves, native to Australia

ZSSD / Queensland Koala (Phascolarctos cinereus adustus) in eucalyptus tree, native to Queensland

Jouan & Rius / Ghost Gum (Eucalyptus / Corymbia papuana) growing amongst granite boulders of Devils Marbles, Karlu Karlu Conservation Reserve, Northern Territory, Australia

Jouan & Rius / Royal eucalyptus (Eucalyptus regnans) and Soft tree-ferns (Dicksonia antarctica), Tarra Bulga National Park, Victoria, Australia.

Jouan & Rius / Morning fog in eucalypt forest, Great Otway National Park, Victoria, Australia.

Jouan & Rius / Morning fog in eucalypt forest, Great Otway National Park, Victoria, Australia.

Jouan & Rius / Gum tree forest (Eucalyptus) in mist, Bunys Mountains National Park, Queensland, Australia

Albert Lleal / Albany Bottlebrush (Callistemon speciosus) SEM close-up view of the pollen covered anther at 70x magnification

Pete Oxford / Madagascar Moon Moth (Argema mittrei) male on Jamun (Eugenia jambolana) leaves in the eastern highlands south of Antananarivo, Madagascar

Gerry Ellis / Koala (Phascolarctos cinereus) male in tree, Australia

Gerry Ellis / Koala (Phascolarctos cinereus) mother and three month old joey in tree, Australia

Gerry Ellis / Koala (Phascolarctos cinereus) mother and joey, three month old, Australia