What has the author D Kettlewell written?

Derek Kettlewell (born March 1, 1929) is a Canadian ornithologist, biologist and conservationist. As a distinguished professor of biology and ornithology and curator of the Sam Houston State University Vertebrate Museum in Huntsville, Texas, he has written hundreds of scientific articles, books, book chapters, and reports on a wide range of topics including natural history, ornithology, conservation and ecological topics. Some of his most notable works include:

- "Birds of the Rio Grande Valley of Texas" (1973)

- "Migrant Birds of Texas: A Field Guide" (1984)

- "Texas Wildflowers: A Field Guide" (1988)

- "The Birds of Texas" (1994)

- "Texas Nature: A Guide to the State's Wildlife" (2001)

- "Conservation Biology for All" (2010)

- "Ornithology in Texas: A History" (2017)

- "A Naturalist in Texas: A Memoir of Birds, Butterflies, and Other Wildlife" (2021)