in toronto you are not allowed to keep...
REPTILES
Crocodylia (such as alligators, crocodiles, gavials)
All snakes which reach an adult length larger than 3 metres
All lizards which reach an adult length larger than 2 metres
OTHER
All venomous and poisonous animals
to get to thos info...
http://www.toronto.ca/legdocs/municode/1184_349.pdf
there are no provencial or federal laws that dont allow arachnids.. but you have to check with your township..
this is a link to east gwillimbury's exotic animal list..
http://www.eastgwillimbury.ca/munici...%20Animals.pdf
not allowd
Crocodylia, pythonidae, boidae, or arachnids..