How the dodo might return with the Nicobar pigeon as its surrogate mother

A 'de-extinction' firm plans to also bring back the Tasmanian wolf and woolly mammoth

The dodo, the Tasmanian wolf and the woolly mammoth: Three extinct species from three widely separated geographies, and different eras. The dodo was last recorded as seen in Mauritius around 1662. The last mammoths probably died around 4,000 years ago. The Tasmanian wolf went extinct as recently as the 1930s.  

All three species could perhaps live again, albeit in a hybrid version, if an American genome research start-up has its way. Colossal Biosciences, which is based in Dallas (Texas), was founded in 2021 by tech entrepreneur Ben Lamm along with pioneering Harvard geneticist George Church, and it includes other eminent