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North American Breeding Bird Survey database
The database used to store and access North American BSS data
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Bird
Birds (class Aves) are winged, bipedal, endothermic (warm-blooded), vertebrate animals that lay eggs. There are around 10,000 living species, making them the most numerous tetrapod vertebrates. They inhabit ecosystems across the globe, from the...
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Point count survey
A method for sampling birds that typically involves one of more observers standing at a point in space marking observations of birds detected by sight and sound over a period of time. Detection times are often subdivided into 3, 5 and 10 minutes...
