In this assignment you are going to watch a video from the BBC . David Attenborough’s First Life. This is the second part of the series and picks up at the beginning of the Cambrian. Make sure you read through the assignment file and understand the questions before you begin watching the video.

You do not need to repeat the questions – just put the question number and your answer.

The video is in 5 parts -make sure you watch them in order – the links are in the submodule “First Life”.