After the 2004 tsunami in Southeast Asia, a little hippo named Owen was discovered orphaned and alone, far from home. Come read the true and heartwarming story of the animal sanctuary that provided a new home for Owen, where he found an unlikely best friend in a 130- year-old tortoise named Mzee.
This would be a good 2nd grade book. The students will probably be interested in the book because of the title. It is a great book to introduce the topic about the difference between mammals and reptiles. It is non-fiction.