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The Neotropical Ornithological Society (NOS) is a non-profit organization dedicated to promoting the scientific study of birds and their habitats in the Neotropical Region.

Colombian biologist with nearly 20 years of experience in the taxonomy, systematics, and distribution of Colombian birds. He currently uses evolutionary and behavioral approaches to understand the mechanisms that promote population divergence and speciation.

> Professor Universidad Distrital (Col)

![](/images/image373.png)


Jorge E. Avendaño

Dedicated to promoting the scientific study of birds and their habitats in the Neotropical Region since 1987