Here's some great non-fiction books about animals for kids:

Sharks! by Anne Schreiber

Backyard detective: critters up close by Nic Bishop

Monster hunt: exploring mysterious creatures by with Jim Arnosky

The elephant scientist by Caitlin O'Connell and Donna M. Jackson ; photographs by Caitlin O'Connell and Timothy Rodwell

Predator by written by David Burnie

Where in the wild?: camouflaged creatures concealed— and revealed: ear-tickling poems by David M. Schwartz and Yael Schy ; eye-tricking photos by Dwight Kuhn

Extreme animals: the toughest creatures on Earth by Nicola Davies ; illustrated by Neal Layton

Wolfsnail: a backyard predator by Sarah C. Campbell ; photographs by Sarah C. Campbell and Richard P. Campbell

Living color by written and illustrated by Steve Jenkins

Frogs by Nic Bishop

How to babysit an orangutan by story and photographs by Tara Darling and Kathy Darling