Adult Trumpeter Swan, Boulder County, Colorado, 2/07.
Note wing molt in the flight shots. |
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Trumpeter Swans (2 adults + 1 juvenile), One other adult was present
but not pictured. Also note the Canada Geese and Ring-necked Ducks.
Lake Valley, Boulder County, Colorado, 12/15/03. |
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Adult and juvenile Trumpeter Swans, Lake Valley, Boulder County,
Colorado, 12/12/03. |
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Adult and juvenile Trumpeter Swans, Lake Valley, Boulder County,
Colorado, 12/12/03. Compare the juvenile profile, lore thickness, etc.
to the juvenile Tundra Swan shown below. |
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Head comparison of juvenile Tundra (right- note very narrow lores)
and adult Trumpeter Swans, Lake Ogalalla, Nebraska, 2/17/03. (Note the
more concave upper bill profile and much thinner lores of the juvenile
bird.) The juvenile isn't really as tall as the adult- it was just standing
up in shallow water while the adult was still swimming. See
more Tundra Swan shots here. |
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Comparison of juvenile Tundra and adult Trumpeter Swans, Lake Ogalalla,
Nebraska, 2/17/03. (Note the difference in size between the two birds.
By February, juvenile TRUS should be virtually as big as adults.) See
more Tundra Swan shots here. |
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Trumpeter Swan, 61st & Valmont pond, Boulder, Colorado, 2/1/03.
One of two adult TRUS wintering in Boulder, 2002-2003. |
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Another shot of the "Valmont" Trumpeter Swan, Boulder,
Colorado, 2/1/03. |
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Nice look at the "V" shaped forehead/bill junction. The
same feature on a Tundra Swan is much straighter, forming a gentle curve
instead of the sharp point. ("Valmont" Trumpeter Swan, Boulder,
Colorado, 2/1/03.) |
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"Valmont" Trumpeter Swan with Ring-necked Duck, Boulder,
Colorado, 2/1/03. |
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Adult Trumpeter Swan, Left Hand Valley Reservoir, Boulder
County, Colorado, 1/14/03. |
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Same adult Trumpeter Swan, Left Hand Valley Reservoir,
Boulder County, Colorado, 1/14/03. |
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Size comparison of Trumpeter Swan and Canada Goose,
Left Hand Valley Reservoir, Boulder County, Colorado, 1/14/03. |
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Neck-banded Trumpeter Swan with 7 cygnets, Crex Meadows
SWA, Burnett County, Wisconsin, 6/02. |
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Two adult Trumpeter Swans, McKay Lake, Adams County,
Colorado, 1/13/02. |
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Adult & juvenile Trumpeter Swans feeding, McKay
Lake, Adams County, Colorado, 1/13/02. |
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Family group of two adult & three juvenile Trumpeter
Swans, McKay Lake, Adams County, Colorado, 1/13/02. |
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Happy family, McKay Lake, Adams County, Colorado, 1/13/02! |
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Detailed look at adult Trumpeter Swan, McKay Lake,
Adams County, Colorado, 1/13/02. |
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Two juveniles following mom or dad? McKay Lake, Adams
County, Colorado, 1/13/02 |
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Trumpeter Swan family with Canada Geese for size comparison.
McKay Lake, Adams County, Colorado, 1/13/02 |
