The rare Amur tigress was saved from starvation more than a year ago after she was orphaned when poachers killed her mother.
Poaching, climate change and excessive hunting caused colossal population drop.
Prehistoric Siberians lived in Denisova Cave earlier than scientists realised - new claim based on state-of-the-art technology.
Endangered big cat is rescued from black market animal traders.
Stunning pictures as shamans from around the world gather in Sayan Mountains.
Never before has RNA - Ribonucleic acid - sequencing been carried out from so far back in time.
Remarkable images show a test tube blood sample from a female of the long-extinct species.
New revelations expected as Novosibirsk experts share latest ancient finds with world's leading specialists.
Scientists discover 'first' creature to move from water to land almost 400 million years ago.
With fur on its tail and twice the size of a human being, no one yet knows what the animal is.