Hummingbirds, native to North and South America, are among the smallest and most agile birds in the world. Often barely larger than a thumb, they are the only bird species that can fly not only ...

Hummingbirds in California are rapidly evolving. Within just a century, perhaps even just a few decades, their beaks have been getting pointier and pokier. Scientists believe the (relatively) rapid ...

billy barr tells us the lilies emergence is out of sync with the hummingbirds arrival. billy barr looks through the logs he's been keeping for almost 50 years. He explains how the glacier lilies ...

The hummingbird study that Tom Smith and Chris Schneider are conducting in Ecuador is part of a much larger research program spanning three continents. Evolutionary biologists are fanning out and ...