A Guide to Some Possible Bird Species Splits in Costa Rica
10,000 Birds
MARCH 21, 2015
Bird species that require further research. The same can be said about the population in Colombia and Ecuador so this could end up being a future, three-way split. Black-faced Antthrush : Just as the Maya Antthrush sounds different from the birds in Costa Rica, so do the birds in Amazonia, Trinidad and Tobago, and the Guyanas.
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