Vulnerable black-necked cranes feeding on a vast marshy floodplain dissected by streams. Black right whales Sunset falls over a rugged

Sunset falls over a rugged desert cliff face in Australia's Top End

The ruins of an outback homestead under a cloud-filled blue sky

Bare deciduous tree branches against a clear blue winter sky

A Nile Hippopotamus lazes in the sun on an artificial sandy riverbank

Takin habitat in an alpine meadow dotted with conifer trees

Vulnerable black-necked cranes feeding on a vast marshy floodplain dissected by streams. Black right whales Sunset falls over a ruggedVulnerable black necked cranes feeding on a vast marshy floodplain dissected by streams. Phobjikha Conservation Area, Phobjika Valley, Phobjikha Valley, Gangteng Valley, Black Mountains, Bhutan.