Slang, code, and abbreviations: linguistic shorthand which can make speakers (and writers) incomprehensible to those outside their own group. To civilians who may have...

The use of tool by animals is surprisingly rare. Among birds the Egyptian Vulture uses rocks to crack Ostrich eggs, the New Caledonian Crow...

Mountain Chickadees (Poecile gambeli) are a conspicuous cavity nester and one of the 96 species of birds that nest in Lassen Volcanic National Park....

Between my return from Borneo and my week-long (mostly flu-ed up) visit to Sydney in August, my life list on eBird had a total...

There’s no species of bird more associated with the North American desert than Greater Roadrunner.  Just mention the bizarre giant ground cuckoo and you...

Henry James knew all about how transcendent this time of year can be, at least up here in the northern temperate zone: “Summer afternoon—summer afternoon;...

The only bird we saw in every state was the Turkey Vulture. No vast kettles, yet, only ones and twos. But the turkey vultures...

Keep your eyes to the skies, especially when you’re above the clouds in the Andes! Many Northern Hemisphere birders see summer as the nadir...