The Sibley Guide to Birds has 544 pages.
The Pocket Guide to British Birds has 240 pages.
The Guide has 220 pages.
Birds Britannica has 484 pages.
A Guide To Keynes has 237 pages.
The Discontinuity Guide has 357 pages.
A Guide for the Perplexed has 160 pages.
At Swim-Two-Birds has 224 pages.
When the Birds Fly South has 223 pages.
Atlas of Victorian Birds has 272 pages.
Birds of Western Australia has 366 pages.
The Literature of Australian Birds has 116 pages.
Our South African Birds has 106 pages.