Catherine Barr is a leading author on science and nature topics for young children. She worked for Greenpeace and London's Natural History Museum before becoming a full-time writer. Her previous books for Otter-Barry are Red Alert: 15 Endangered Animals Fighting to Survive; Invisible Nature: A Secret World Beyond Our Senses (winner of the Teach Primary science book prize), Water: Protect Freshwater to Save Life on Earth and Wildlife Crossings: Protecting Animal Pathways around the World. She lives near Hay-on-Wye.
