Colossal, headquartered in Dallas, Texas, says it’s testing combinations of edits in fast-breeding laboratory mice first. In early trials last year, ‘woolly mice’ created with longer, wavier, golden coats were able to pass those characteristics on to their offspring without apparent health problems.
Article source: https://www.express.co.uk/news/science/2181391/woolly-mammoths-brought-back-from-dead-just-few-years-claims-company