“There is no reason to assume that T. rex had primate-like habits,” says zoologist Kai Caspar of Heinrich Heine University in Germany. James Alcock Now, an interdisciplinary scientific team ...

Dr Renzo Arauco-Brown, from the School of Medicine at the Universidad Peruana Cayetano Heredia in Lima, was the medical doctor who extracted the leech and sent it a zoologist in the US. Some ancestor ...