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How much bird is there, anyway?

10,000 Birds

Accessed July 12, 2011 at [link] a. Here, we see that mammals have a narrower distribution of size at the low end while birds have more size diversity. If we were to remove the hooved animals and non-Mustelidae carnivores (i.e., Sources Laden, Greg. Where the abyss touches the sky: A Booby and Noddy ecosystem. Oxford University Press.

Mammals 187
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Peterson Field Guide to North American Bird Nests: A Field Guide Review

10,000 Birds

This may have been partly a leftover from the Victorian fascination with egg collecting (the infamous passion known as oology), but probably more from people’s burgeoning interest in the nests and eggs found in their gardens and fields, gateway artifacts to a newer hobby called birdwatching. The Harrison guides are out of print.

Eggs 257