Researchers have reconstructed a woolly rhinoceros genome from tissue found in the stomach of a 14,400-year-old wolf pup. This type of DNA extraction is the first of its kind and is shedding light on woolly rhino populations near the end of the last Ice Age.
https://www.nationalgeographic.com/science/article/woolly-rhino-genome-wolf-stomach?cmpid=org=ngp::mc=social::src=reddit::cmp=editorial::add=rt20260117science-woollyrhinogenomewolfstomachfreemiumlink