Lost world of fanged frogs and giant rats discovered in Papua New Guinea

In pictures: Lost land of the volcano

The crater of the extinct volcano Mount Bosavi,

on the New Guinea mainland

Photograph: Ulla Lohmann/BBC

A buff-faced pygmy parrot,

found by bird expert Jack Dumbacher

Photograph: Ulla Lohmann/BBC

http://www.guardian.co.uk/environment/2009/sep/07/discovery-species-papua-new-guinea

The Bosavi woolly rat had no fear of humans when it was discovered.

Photograph: Jonny Keeling/BBC

A jungle spider camouflaged as lichen.

Photograph: Ulla Lohmann/BBC

An iridescent beetle found in the rainforest

Photograph: Ulla Lohmann/BBC

Common tube-nosed bat found by expert Alanna Maltby

Photograph: Ulla Lohmann/BBC

The Litoria sauroni amphibian

Photograph: Ulla Lohmann/BBC

The king bird of paradise.

Biologist Jack Dumbacher caught one as

part of his study into the diseases held in the rainforest

Photograph: Ulla Lohmann/BBC

The emerald green disc on the tail feather of the king bird of paradise

Photograph: Ulla Lohmann/BBC

A striped possum,

found by Muse Opiang and Gordon Buchanan,

an animal which lets out a strong odour as a defence mechanism

Photograph: Ulla Lohmann/BBC

The black and yellow noctuid caterpillars

found by George McGavin.

When the caterpillars sit together like this they resemble a small snake.

Photograph: Ulla Lohmann/BBC

Opening to Mageni cave, New Britain, Papua New Guinea

Photograph: Jonny Keeling/BBC

The beautiful fruit dove

Photograph: Ulla Lohmann/BBC

http://www.guardian.co.uk/environment/gallery/2009/sep/06/wildlife-endangeredspecies?picture=352597625