David Allen Sibley is an American ornithologist. He is the author and illustrator of The Sibley Guide to Birds, which rivals Roger Tory Peterson's as the most comprehensive guides for North American ornithological field identification.
Excerpt from Wikipedia, available under CC BY-SA 4.0.

Sibleys Backyard Birds of Florida
2009
ISBN 9781935380115
Sibleys Backyard Birds of Mid Atlantic
2009
ISBN 9781935380092
Sibley's Backyard Birds of New England & Northern New York
2010
ISBN 9781935380085
Sibley's Backyard Birds of the Upper Midwest
2011
ISBN 9781935380641
Sibley's Back. Birds of Pacific Northwest
2015
ISBN 9781621261193
The Sibley Birder's Life List and Field Diary
2017
ISBN 9780451497451
Sibley Backyard Birds Matching Game A Memory Game with 20 Matching Pairs for Children
2018
ISBN 9781524762629
SIBLEY BIRDS OF LAND, SEA, AND SKY.
2018
ISBN 9781524761820
Sibley Backyard Birding Puzzle 1000-Piece Jigsaw Puzzle with Portraits of Favorite North American Birds
2020
ISBN 9780593233528
Sibley Backyard Birding Bingo A Game for Bird Lovers
2021
ISBN 9780593231852
Sibley Backyard Birding Flashcards, Revised and Updated 100 Common Birds of Eastern and Western North America
2023
ISBN 9780593578544
Sibley Birder's Trivia
2023
ISBN 9780593578124
Sibley Tree Identification Flashcards 100 Trees of North America
2023
ISBN 9780593578551