Genome of Denisovan cave girl sheds light on human ancestry. The only fossil evidence of Denisovans found to date is this tooth, another molar & the finger bone used in the recent study to sequence the genome
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
An armoured jawless fish (a Cephalaspis, which is a kind of osteostracan). This creature evolved as it adapted to the transition from open sea to freshwater conditions in the Ludlow area towards the end of the Silurian.
Rock Layers: Timeline of Life on EarthEvolution is a complicated subject. While everybody understands that black bears are related to grizzly bears and we can even figure they are related to extinct bears, lots of people wonder how scientists can be so su