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CALLIOPE HUMMINGBIRD |
On a 31 December 2001 trip to the home of Lillian and David Cheek in Gastonia. North Carolina, we banded an adult female Rufous Hummingbird that had been in the yard for a few weeks (see Rufous Hummingbird Banded At Gastonia NC). During that visit Lillian said she thought she had seen a second hummer earlier but couldn't be positive--at least not until she saw two simultaneously on 4 January 2002. The resident Rufous Hummingbird was visiting the feeder--which David had outfitted with a heat lamp to offset the effects of snow and hard freezes (see bottom photo)--and spending a lot of time sitting and preening in the Red Camellia shrub where Lillian had first seen her in early December. We moved the feeder into our pullstring trap and, sure enough, within a few minutes a second hummer came to investigate. The re-trapping took about ten minutes--obviously the first bird was not so disturbed by her banding experience that she couldn't be recaptured at all--and we placed Hummer #1 in a warm, dark container while we waited for Hummer #2 to return. About 20 minutes later, the object of our pursuit did fly into the trap, and we quickly pulled the string on our first winter vagrant hummingbird of 2002.
Although Hummer #2 was certainly a Calliope, it was difficult to confirm its age and sex. Using a hand lens, we found small etchings at the base of the bill implied the bird was in its second year, i.e., it was hatched out in 2001. Several tiny rose-colored feathers on the throat (top photo) further suggested the bird was a male, but some female Calliopes also have a few iridescent gorget feathers. Females are also larger and some of the bird's measurements (below) were toward the upper end or in the area of overlap between sexes. ![]() Based on the relatively large amount of rufous coloration at the base of the tail--plus the wedge-shaped tip of the central tail feather and width of the outer tail feather--we finally decided the bird was a male. Measurements of the Calliope Hummingbird included: weight 2.7g; wing chord 41.6mm; tail length 21mm; tail notch 2.5mm; culmen (bill) length 16mm. Band number: Y14794. ![]() ![]() Please report your sightings of all Vagrant & Winter Hummingbirds east of the Mississippi For much more information about hummingbirds, visit Operation RubyThroat: The Hummingbird Project ![]() |
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