Ahhh..I'm still waiting for Rupert's reply.

Please check this out. Some detailed things which are included in the Azkaban DVD. Out in UK on the 19th November and USA, 23rd November.
Azkaban DVD secrets are revealed

Dinosours wiped out at their peak
What do you think? Personally, I still like to stick to the one that they were wiped out because meteorites started 'raining' down on Earth one fine day.

I'm getting my hands on a guitar right after the O's. Can't wait.

Till then.

PS: Chua Teck Huat, JK Rowling is a she. S-H-E. Get that right? Get it in your brain [if you have..lol] once and for all. And it's pronounced as raul-ling[something like that..I don't how how to spell]..Not row-ling. Alright? Need further help please don't hesitate to contact me. :)