10,000 Birds
DECEMBER 14, 2021
As of mid-November 2021, the Collaborative had submitted more than 4,200 checklists (up from 1,700 in 2018) and has observed 691 species in the United States (up from 618). Thus, there are now seven states with 200+ observed species. The state with the largest increase was Arizona , with 139 species added.
10,000 Birds
DECEMBER 29, 2012
It seems likely that the squirrels we saw are of the nominate subspecies, seeing as Merriam described the species from a specimen taken in Riverside County, California, not far from Joshua Tree National Park.* The other subspecies range from the southern end of Baja California north into Idaho and Oregon but never east of the Colorado River.
10,000 Birds
NOVEMBER 5, 2013
When a species as prolific as the passenger pigeon once was ultimately expires, and promptly so on March 24, 1900, I’m apt to consider the rare but exceptional future sighting as a possibility, simply because I like to believe birds, or other creatures for that matter, don’t necessarily die within our specific time frames.
Expert insights. Personalized for you.
212 
Let's personalize your content