Without mathematics nothing could be done; without ornithological study, how know which bird revelled on grain and which destroyed injurious insects?
"Hodge and His Masters"
Richard Jefferies
Chirp on, then, ornithological specimen.
"Ethel Morton at Chautauqua"
Mabell S. C. Smith
All in consequence of a neighboring boy on the street, 14 years old and an ornithological genius, having taken him under his protection.
"The Letters of William James, Vol. II"
William James