Birds of Stone: Avian Fossils from the Age of Dinosaurs

by Greg Mayer This coming Monday, February 1, at 7 PM in the Student Union Cinema, the University of Wisconsin-Parkisde will present Luis Chiappe, Director of the Dinosaur Institute of the Natural History Museum of Los Angeles County, will speak on “Birds of Stone: Avian Fossils from the Age of Dinosaurs”. Many of the features … Continue reading Birds of Stone: Avian Fossils from the Age of Dinosaurs

A four-legged snake

by Greg Mayer It has long been known that some snakes are two-legged, because many modern species have two legs– externally visible hind limbs– a fact we’ve noticed here at WEIT before. These small external legs, capped by keratinous claws, are supported internally by vestigial femurs and a vestigial pelvis. They are larger in males, … Continue reading A four-legged snake