Paul D Stewart / Photographic reconstruction of Archaeopteryx by Paul D. Stewart. The fossils of this species was from 150 million years ago, and is thought of as a stage between feathered dinosaurs and modern birds.

Brent Stephenson / Southern royal albatross (Diomedea epomophora) flying over sea, Off Stewart Island, New Zealand, November, Vulnerable species.

Brent Stephenson / Southern royal albatross (Diomedea epomophora) flying low over the sea, off Stewart Island, New Zealand, November, Vulnerable species.

Tui De Roy / Stewart Island Brown Kiwi or Southern Tokoeka (Apteryx australis lawryi), female probing by scent for sand hoppers in rotting kelp beach wrack at night, Ocean Beach, Stewart Island, New Zealand

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco walking along the ground, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Aerial view of coast of Codfish Island looking north towards Stewart Island, off southern New Zealand, main home of the endangered Kakapo, January 2009

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Helicopter for transporting wildlife rangers, leaving Codfish Island, off Stewart Island, southern New Zealand, the main home of the endangered Kakapo, January 2009

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco perched in tree, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Kakapo (Strigops habroptila) wild male known as Sirocco, night parrot, Codfish Island, off Stewart Island, southern New Zealand, Critically endangered species

Mark Carwardine / Volunteer and ranger hut on Codfish Island, off Stewart Island, southern New Zealand, the main home of the endangered Kakapo, January 2009

Paul D Stewart / Lithograph with contemporary colouring, continental version of the wallchart produced by Benjamin Waterhouse Hawkins for the Department of Science and Art 1862. It is entitled 'Enaliosauria, or marine...