Chronobiologists Dr. Jaques DeVille and Dr. Rachel Winters are pleased to offer a guided tour through the Mesozoic Era to explore the evolution of pterosaur flight. Pterosaurs were winged reptiles which were the first vertebrates to undertake powered flight. At the time of this writing, the Pterosaurs are subdivided into the Rhamphorhynchoids and Pterodactyloids. The Rhamphorynchoids, which have long tails,… (more…)