Hip-Pocket Papa;

Little papa, big job

Sandra Markle and Alan Marks, creators of the Boston Globe/Horn Book Honor Award-winning A Mother's Journey, offer an up-close look at the miniature world of the hip-pocket frog.

The male Australian hip-pocket frog, no bigger than an adult human's thumbnail, cares for his children as they grow from tadpoles to young froglets inside the pouches on his legs.