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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. Amphibian’s and Reptiles: 3.4 Comparing mammals, birds, and reptiles, for instance, what is the distribution and range of sizes? The data here are from the site of Manaus: All animals: 200 Mammals: 8.4

Mammals 179
Mammals Rodents Birds Reptiles 179
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What happened with Archaeopteryx?

10,000 Birds

AUGUST 18, 2011

And this is where the latest research related to Archaeopteryx comes in. The new research looks in detail at another fossil, Xiaotingia zhengi , which is not on the bird lineage, being one of those non-birds with bird like traits. Xiaotingia zhengi did something that has happened to you before, I’m sure.

Mammals 257
Mammals Europe Groups Family 257
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