The western counterpart of the ruby-throated, the black-chinned regularly pumps its tail. Monotypic. Length 3.3–3.8"; bill 16–22 mm. Best marks for all ages are narrow inner primaries and ...

The spring season is the best time to pull out the hummingbird feeders as ... colubris is an eastern bird and the black-chinned known as Archilochus alexandri is western.’ While local flowering ...