Gloster canaries with flat feathers on the head are called corona's. Gloster canaries are small birds primarily bred for their distinctive shape rather than color or song. They share similar care ...
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It's not a canary or a coal mine in Florida, but the idea from Audubon of Florida is the same. Wading birds hold the same function as the canary, and in this case the coal mine is the Everglades.
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