Researchers just discovered a new hummingbird, Jake Buehler writes, and already they believe its existence may be threatened. Jake finds that the blue-throated hillstar is one of many rare and endangered species in a small region in the high-altitude Andean grasslands. Jake writes often for the Earther site of Gizmodo, blogs at his website, tweets @buehlersciwri, and has been awarded a 2018 ScienceWriters Travel Grant from the National Association of Science Writers—Congratulations! image: Francisco Sornoza