DNA analysis of soil from paw prints could help save Sumatra's tigers

Dr. Mrinalini Watsa, a researcher at San Diego Zoo, is developing an easy, cost-effective DNA analysis technique, using soil samples from the paw prints of 4-year-old Sumatran tiger Rakan. The application could one day help track endangered Sumatran tigers in the wild.

source https://www.cnn.com/2022/12/04/world/sumatran-tiger-paw-prints-dna-scn/index.html