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 ...

For the first time, scientists described a hummingbird chick potentially mimicking a poisonous caterpillar to avoid getting eaten. When Jay Falk and Scott Taylor first saw the white-necked Jacobin ...

WESTERN ANDES CLOUD FOREST, Colombia — Just before sunrise on a crisp summer morning high in a rainforest in Colombia’s Western Andes, renowned ecologist Stuart Pimm gathered his research team over ...

When Jay Falk and Scott Taylor first saw the white-necked Jacobin hummingbird chick in Panama’s dense rainforest, the bird biologists didn’t know what they were looking at. The day-old bird, smaller ...