A rare species prized by birders in Southern Arizona has been unceremoniously stripped of its elegance, and at least one local expert isn’t happy about the change. A leading panel of taxonomists ...
Within each content area, there are one or more tutorials. Each tutorial consists of lessons. Each lesson should be a page detailing the concept being taught, along with sample code. Lesson and page ...
The Audubon Bird Guide is a free and complete field guide to over 800 species of North American birds, right in your pocket. Built for all experience levels, it will help you identify the birds around ...
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