A comprehensive look at different types of creatures that use other creatures or plants as part of their reproduction, such as flowers that require insects for pollination, or birds that lay eggs in other birds nests.
Ben Hoare is an author and editor who specializes in natural history. He has written or contributed to more than 40 reference books. His work has also appeared in BBC Wildlife and Birdwatch magazines and on BBC websites. He is a Fellow of the Zoological Society in London and presents regular talks and lectures at the Natural History Museum, London.