John James Audubon (1785-1851) was a naturalist and painter and is considered one of the greatest bird artists of all time.
He is the author and illustrator of The Sibley Guide to Birds , considered by many to be the most comprehensive guide for the identification of Birds in North America..
DAVID ALLEN SIBLEY is a world-renowned bird artist, ornithologist and author.
John James Audubon (1785-1851) was a naturalist and painter and is considered one of the greatest bird artists of all time