Richard Henry, one of a critically endangered species of parrot, has died at age 80. He's credited with helping to save his species from extinction. R.I.P. Richard Henry.
What your 140-character tweet reveals about your geography, from scientists at Carnegie-Mellon. Plus how to tweet the word "cool" in both northern and southern California-eeze.
Shireen Gonzaga is a freelance writer who enjoys writing about natural history. She is also a technical editor at an astronomical observatory where she works on documentation for astronomers.