How much bird is there, anyway?
10,000 Birds
JULY 21, 2011
Here’s some data from the famous research project of Manu, Peru, giving biomass in kilograms per hectare. Accessed July 12, 2011 at [link] a. In your back yard, if you have a feeder and exclude insects, birds may represent 100% of the animal biomass until either you our your cat walks outside. Amphibian’s and Reptiles: 3.4
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