A Cape teal duck reflected in the surface of a calm waterhole with the sunset afterglow as it swims by a clump of reeds. Feather crest detail New York City with World

New York City with World Trade Center through a storm front

Menacing storm clouds loom over downhill snow skiers on a mountainside Mount Buller

Close up of the skin of an olive python

A mosaic of prism colours in the pixels of an electronic SmartSlab

The enormous furred hump of a mature male American Bison

A Cape teal duck reflected in the surface of a calm waterhole with the sunset afterglow as it swims by a clump of reeds. Feather crest detail New York City with WorldA Cape teal duck reflected in the surface of a calm waterhole with the sunset afterglow as it swims by a clump of reeds. Serengeti National Park, Serengeti, Tanzania.