Full range of budgie species
 

does anyone knows where to get more information of full range of budgies? i saw a poster with the full range of budgies ouside a petshop today and i cant seem to find them in the internet, most of them are explaination with only wordings. i need some links preferbaly full range of budgies with pictures. sorry as im a newbie to birds i need pictures to differentiate them.

any help will be greatly appreciated :)