Wildlife of the Galápagos (Princeton Pocket Guides)
"[Today] you'll find more than a dozen recent field guides to the wildlife of this most famous of archipelagos. But of the general guides,Wildlife of the Galpagosis by far the most complete and convenient. Well-organized, nicely illustrated and clearly written, it manages the delicate balance between breadth and depth, while covering all major groups of both land and marine animals and plants."--Adrian Barnett,New Scientist