How much bird is there, anyway?
10,000 Birds
JULY 21, 2011
But if you look at a bit of prairie in South Dakota during the dead of winter, you may see very few birds and a lot of bison. Here’s some data from the famous research project of Manu, Peru, giving biomass in kilograms per hectare. Tropical Forest Ecology: a view from Barro Colorado Island. Sources Laden, Greg.
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