Synonyms for «bird extinctions»

Synonyms for individual words can be found below.

Stuart Pimm of Duke University and his colleagues analyzed current estimates of bird extinction rates. (scientificamerican.com)
Are rats more likely to cause bird extinctions on smaller, colder, or wetter islands than on other types of islands? (sciencedaily.com)
Pimm, S. L. & Askins, R. A. Forest losses predict bird extinctions in eastern North America. (dotearth.blogs.nytimes.com)
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