There are many sites but a couple are www.gotpetsonline.com & www.zootoo.com
To find pictures of animals, just type in google, or yahoo images about the animals you want the picture of. Or you can go to this site:
Just take a bunch of pictures and photoshop or paint or find a website and write the names on the pictures xD
Wikipedia
You can find pictures of animals that live in Canada online or in library books or encyclopedias. Many animals that live in Canada also live in the U.S.
in afreca
If you are interested in Linkin Park, you may want to look up pictures. You can find pictures of them with their names by doing an image search online.
There are pictures of animals all across the internet; the key is to know which animals are native to the United States. To find this information, I suggest starting at Wikipedia with a search string of "United States animals" and see what list that brings up.
Google images
google images
There are plenty of pictures you can find of omnivore animals. Type omnivore into Google and you will find many pictures.
Ant
There are many websites if you google their names.