A fossilized trackway on public lands in Lake County, Ore., might reveal clues concerning the historical household dynamics of Columbian mammoths. Researchers who excavated a portion of the trail discovered 117 footprints thought to signify numerous adults in addition to juvenile and toddler mammoths.

Other scholars see in this study, a lesson some modern isolation of the populations of animals are also "melting". To understand what happened to the mammoths, we can help to find out what the animals that are at risk today, and try to prevent their extinction, say the experts.

Russian scientists after the discovery of well-preserved mammoth carcasses in the north, said the possibility of an old animal cloning.