Lyuba is a female woolly mammoth calf who died years ago at the age of 30 to 35 days. Lyuba is believed to have suffocated by inhaling mud while bogged down in deep mud in the bed of a river her herd was crossing. Lyuba appears to have been healthy
The mummified carcass of the woolly mammoth nicknamed Yuka. A mammoth mummy discovered in the permafrost in Siberia included the first-ever discovered intact brain. Researchers have run CT, MRI and other tests to learn what they can from the specimen.