Three species of long-beaked echidnas share the top spot on the Zoological Society of London's list of the world's most unique and threatened mammals.

A Wildlife Conservation Society research intern working in Papua New Guinea has completed the first study of a rare egg-laying mammal. The study of the long-beaked echidna in Papua New Guinea's Crater Mountain Wildlife Management Area was conducted by Muse Opiang, now of the Papua New Guinea Institute of Biological Research.

A species of mammal that lays eggs and suckles its young in a pouch has been rediscovered in the jungles of Papua New Guinea, nearly 50 years after it was seen for the first and last time.

JAKARTA: Soon after scientists landed by helicopter in the mist- shrouded mountains of one of Indonesia's most remote provinces, they stumbled on a primitive egg-laying mammal that simply allowed itself to be picked up and brought to their field camp.

By STEPHEN WHITE SCIENTISTS have discovered a startling array of new animals and plants in a "lost world" jungle. Dozens of species of unknown frogs and butterflies and mammals hunted close to extinction elsewhere were found in a tropical forest in one of Indonesia's most remote provinces.