One winter, however, it was so cold that the river froze. There was a war going on, and the people and animals were starving. But the people of Budapest made a plan to save their beloved hippos.

This heartwarming story, based on a true incident that took place during World War II, is beautifully told by Trish Marx. Barb Knutson's charming illustrations magically evoke the faraway place and time.