Ancient DNA Brought the World's Most Threatened Cat Species Back From the Brink of ExtinctionThe Iberian lynx's survival depends on genetic diversity, which has diminished due to human impact.
'Living Fossil' Lizards Are Constantly Evolving--You Just Can't See ItEvolution can lead to significant changes or stasis in different species.A study challenges the idea that stabilizing selection leads to little change in certain organisms.