The green wood hoopoe is an insect-eating species. The forest wood hoopoe ("Phoeniculus castaneiceps") is a species of bird in the family Phoeniculidae. The black-billed wood hoopoe is a common bird and has a very wide range. Grant's wood hoopoe ("P. d. granti") is sometimes considered a full species. The violet wood hoopoe ("Phoeniculus damarensis") is a species of bird in the family Phoeniculidae. The black-billed wood hoopoe ("Phoeniculus somaliensis") is a species of bird in the family Phoeniculidae. The white-headed wood hoopoe ("Phoeniculus bollei") is a species of bird in the family Phoeniculidae.