Phenotypic characters with a complex physical basis may have a correspondingly complex evolutionary history. Males in the “bee” hummingbird clade court females with sound from tail-feathers, which ...

I’ve been noticing more than one ruby-throated hummingbird at my feeder recently. Two, sometimes even three, sharing the feeder. None of these have the ruby-throat of an adult male. So, these are ...

Bird enthusiasts already know that male hummingbirds do impressive dives to excite potential lady-friends during mating season. But scientists have found that these dives may be more about sound than ...

Whether sipping nectar from flowers and zipping through the air, hummingbirds are a sure sign of spring in San Luis Obispo County. The itty-bitty birds are busy breeding and building nests, which ...