A staff restaurant <a href=" http://www.indoorutrecht.nl/index.php/dapoxetine-ou-priligy.pdf ">dapoxetine dosage instructions</a> Simple cells first appeared on Earth nearly 4 billion years ago. "We had insects 400 million years ago, dinosaurs 300 million years ago and flowering plants 130 million years ago," lead researcher Andrew Rushby, of the University of East Anglia in the United Kingdom, said in a statement."Anatomically modern humans have only been around for the last 200,000 years so you can see it takes a really long time for intelligent life to develop."