A brief tour of the last 4 billion years (dinosaurs not included) | Lauren Sallan

In this hilarious, whirlwind tour of the last four billion years of evolution, paleontologist and TED Fellow Lauren Sallan introduces us to some of the wildly diverse animals that roamed the prehistoric planet (from sharks with wings to galloping crocodiles and long-necked rhinos) and shows why paleontology is about way more than dinosaurs.