Avibase - The World Bird Database

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There are more than 20,000 regional checklists in Avibase, offered in 9 different taxonomies, including synonyms more than 175 languages. Each checklist can be viewed with photos shared by the birding community, and also printed as PDF checklists for field use.
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Ottosson, Ulf
Author ID	2257
Abbrev. name	Ottosson, U
Full name	Ottosson, Ulf
Bibliography
Publ. years	2020
#Names	1
Co-authors: Alström, P; Hansson, B; Hulme, MF; Olsson, U; Stervander, M;

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