How to Help Cerulean Warblers, Other Migrant Species, and Resident Birds in Costa Rica
10,000 Birds
MAY 11, 2019
With birds bedecked in their breeding best and filling the air with song, this is migration at its loveliest. Threatened by loss of habitat both on breeding as well as wintering grounds, a few species have even become endangered or at least on a perilous track towards that worrisome designation. How You Can Help.
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