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Seabirds and their guano were essential to the spread of the Inca Empire, and a new study details the measures it took to preserve them.
Across the country, birders are being treated to one of the biggest irruption years of boreal birds in recent memory.
While some local counts may be cancelled due to regional COVID-19 rules, many community scientists across the hemisphere will carry on one of the longest-running wildlife censuses in a socially distanced fashion.
When the Chesapeake Bay's eelgrass forests disappeared, Atlantic Brant lost a major food source. Decades of work have helped reverse those losses.
All CBC circles for the Hawaiian Island Region were successfully counted this year with the exception of Kaho`olawe, and weather did not present an