The cat image is from Cats of FireClan Wiki
The penguin images, Looking for cluesDaschund picture from All dog Breeds
Sea otter photo from Wild nature images
Rabbit photo from Pet Web Site
Dumbo Octopus photo from ABC news
Dumbo Octopus information from BBC Nature, there are also little video clips on this site
All animal fact files are from National Geographic Kids, these have video clips and other photos too. Really sweet resource for little ones.