May 10, 2020
An extraordinary feat pulled off by a lizard could suggest the species is going through a rare evolutionary transition
For most of the animal kingdom, babies are born in one of two ways: their parent either lays eggs or gives birth to live offspring.
Recently, a three-toed skink (Saiphos equalis) pulled off an extraordinary feat: It laid three eggs and delivered another baby through live birth in the same pregnancy. That suggests that the lizard species is in a rare transitional form between egg-laying and live-bearing animals, according to a study published in Molecular Ecology last month...
Read more: https://www.cnn.com/2020/04/11/us/skink-species-evolution-transition-scn-trnd/index.html
photograph by Doug Beckers | Flickr CC