The frozen ceiling and icy walls of an ice cave in the Erebus Glacier Tongue. Oceanic sprit

The frozen ceiling and icy walls of an ice cave in the Erebus Glacier Tongue. Oceanic spritThe frozen ceiling and icy walls of an ice cave in the Erebus Glacier Tongue. Erebus Ice Caves, Mount Erebus, Ross Island, Antarctica.

The head and ear of a dead Thomson's Gazelle fawn abandoned on the savannah plain after being killed by a predator

A black modern sink

Islands dot the wide Zambezi River as it crosses a savannah plain

A Red Lion Fish displaying it's fins and venomous spines

Receding waves leave tiny patterns trailing behind stones on a beach

A colony of tussock grass casts a shadow across the surface of a dune

Tosia Australis or Biscuit Sea Star Portsea Pier

A guest helps a marine mammal specialist feed an orphan Amazonian Manatee calf

Bright red Aurantiporus pulcherrimus bracket fungi on a Myrtle Beech

Cold blue seas lap against deserted black volcanic sand beaches

Trees silhouette against Uluru

The prehistoric scaled head of a Spectacled Caiman floating on the surface of a wetland pool