I only go birdwatching during mating season. I’m a pornithologist.

[Audubon’s works are] the most splendid monuments which art has erected in honor of ornithology.

But in the early 1970s, we were not birdwatching. We were birding, and that made all the difference. We were out to seek, to discover, to chase, to learn, to find as many different kinds...

There is nothing in which the birds differ more from man than the way in which they can build and yet leave a landscape as it was before.

There are still many unsolved problems about bird life, among which are the age that birds attain, the exact time at which some birds acquire their adult dress, and the changes which occur in this...

The average sparrow is something of a bore and the trouble is that all sparrows are average.