I have been watching way too much CSI. For those who haven’t seen the popular American television show, it is about a team of highly skilled Crime Scene Investigators who use keen observational skills and high tech gadgetry to solve crimes each week in Las Vegas (The franchise also includes Miami and New York).

If you’re a palaeontologist you’ve heard this question a thousand times. And if you’re not a palaeontologist you might wonder why you never get the same answer twice. Well you see the annoying part of palaeontology is that the most spectacular animals are sometimes only known from a single bone or sometimes a fragment of a bone and so ‘reconstructing’ that animal can be incredibly difficult (and controversial).