I don't see any animals being used in the pictures. Here is a bit of info:
The Toronto International Circus Festival is happy to have been invited to stage our 2008 celebration of circus arts in Canada at Harbourfront Centre, co-presented by Zero Gravity Circus.
Expect side-splitting, comedy, eye-popping acrobatics and mind-bending daredevil stunts! World-class acrobats, fire-eaters, stilt walkers, balloon sculptors and more!
Completely FREE EVERYONE IS WELCOME
May 17, 18 & 19, 2008 11:00 am 5:00 pm each day
Harbourfront Centre 235 Queens Quay West Toronto, Ontario Canada
I cant see the page here at work, but if it involves the use of animals, then therse no way I'd go. Animal cruelty is abundant in these types of events.