The southern white rhinos of Africa were almost extinct by the end of the 20th century. Although these animals have made a comeback, award-winning author Markle explains they continue to face such threats as habitat loss, continuous poaching, and the high illegal demand for rhino horn. Full color.

Sandra Markle is the author of numerous award-winning books for children. A former elementary science teacher, she is a nationally-known science education consultant. Markle has received many honors for her series Animal Predators, Animal Scavengers, and Animal Prey. Several titles have been named as National Science Teachers Association (NSTA)/Children's Book Council (CBC) Outstanding Science Trade Books for Students K-12, and Animal Predators was honored as a Top 10 Youth Nonfiction Series by Booklist.
Markle is also the author of the Insect World series and several single titles. Her book Rescues! was named a Best Book by the Society of School Librarians International and a Recommended Title of Outstanding Nonfiction by the National Council of Teachers of English's (NCTE) Orbis Pictus Award committee; Animal Heroes was named a 2008 Lasting Connections title by Book Links. Markle lives in Lakewood Ranch, Florida with her husband, photographer Skip Jeffery.