Disease Disease Overkill Climate Gary Haynes Tim Flannery Melanie Stiassny Norman Owen Smith A.J. Stuart David Burney Helen James John Alroy Russell Graham Ross MacPhee Paul Martin ImageMap - turn on images!!!



Could human hunting have extinguished the megafauna?
What about hyperdisease, climate change or some combination of factors?

What are the main hypotheses? What do these scientists think?

Click on any scientist or icon above to learn more . . .