San Diego Zoo Welcomes Endangered Baby Rhino

Officials at the San Diego Zoo have welcomed the birth of an endangered baby southern white rhino. The yet to be named male calf was born Sunday. Zoo scientist Christopher Tubb said the birth is something of a breakthrough, as the zoo has had difficulty breeding the rhinos. He suspects chemicals in the rhino's food may have been the problem. "So we suspect that these chemicals that are naturally produced by certain plants - called phytoestrogens - are playing a role in the...

© La Voix de l'Amérique - mercredi 6 avril 2016