Woodpecker species, inhabiting the rocky and grassy hills of South Africa, and the Andean flicker is another. The Swiss Ornithological Institute has set up a monitoring program to record breeding populations of woodland birds. This has shown that deadwood is an important habitat requirement for the black woodpecker, great spotted woodpecker, middle spotted woodpecker, lesser spotted woodpecker, European green woodpecker and Eurasian three-toed woodpecker. Populations of all these species increased by varying amounts in the period 1990 to 2008. During this period, the amount of deadwood in the forest increased and the range of the white-backed woodpecker enlarged as it extended
How the Snake Lost Its Legs of each animal's structures and organs, ecology and behaviour. The main text is supported by an accurate glossary and thorough index. Glossary terms are printed in boldface in the text, a helpful feature, while the glossary, like the text, is cited to the key research papers on which the book is based. The book thus provides a wide overview of evo-devo, with guidance on how to read more deeply on any chosen aspect. The book was published by Cambridge University Press as a paperback in 2014 (). The main text is 148 pages, with an 8-page glossary of evo-devo, and