Instead, the name hummingbird comes from the buzzing sound that these tiny critters ... Ruby-throated hummingbirds, Rufous hummingbirds, and Allen's hummingbirds are not known to sing.

Bird sounds courtesy of the Cornell Lab of Ornithology In addition to the male’s courtship vocalizations, Allen’s hummers make a variety of calls similar to those of the rufous, including chip ...

A common species of western mountains, where the male’s diagnostic, cricketlike wing trill is a characteristic sound ... less rufous at base. Female/immature rufous/Allen’s hummingbirds ...