Trolling for Cuckoos in Costa Rica
10,000 Birds
SEPTEMBER 16, 2017
Like if a chickadee calls while a family member is making his or her wedding vows, the covert birder won’t even blink. Once they leave the breeding grounds, those long-winged elegant cuckoos become veritable black ops birds of the first order. That usually happens when we are confronted with the unusual.
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