Teams of staff from Antarctic bases compete in a man haul race towing sleds across the frozen sea ice. Interview Glacier heads are contracting

Glacier heads are contracting

lichens and bryophytes cover trees in a Riparian gallery forest

Thomson's Gazelles grazing on the short grass plains beneath a granite kopje

An idyllic cove overlooks a turquoise lagoon on a tropical island

The iridescent turquoise crest and striped cheek feathers beneath the eye of a Blue-and-Yellow Macaw

Teams of staff from Antarctic bases compete in a man haul race towing sleds across the frozen sea ice. Interview Glacier heads are contractingTeams of staff from Antarctic bases compete in a man haul race towing sleds across the frozen sea ice. Cape Armitage, McMurdo Sound, Ross Island, Antarctica.