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Adults, Pacific County, Washington |
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Adult female, Multnomah County, Oregon |
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Adult, Pacific County, Washington |
Adult, Pacific County,
Washington |
Vertical pupil |
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Adult male of a related species (Rocky Mountain Tailed Frog - A. montanus)
showing the tail-like copulatory organ, which is also present on males of this species. |
| Tadpoles |
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| Tadpole active in daylight, Multnomah County, Oregon |
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Tadpole feeding at night (underwater)
Del Norte County, showing the
white spot on the tail tip. |
Metamorph which has not yet absorbed its tail, Del Norte County © Alan Barron |
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| The mouth of Ascaphus tadpoles is underneath the head, while most tadpoles have mouths at the front of the head. |
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Habitat |
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Habitat, Pacific County, Washington |
Habitat, Multnomah County, Oregon
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Habitat, Multnomah County, Oregon
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Habitat, Multnomah County, Oregon
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| Short Videos |
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| Several views of a male Coastal Tailed Frog at a small forested creek in the Oregon Cascade Mountains. |
A Coastal Tailed Frog tadpole forages on the rocks of a small pool in a small creek in the Oregon Cascade Mountains. You can see its unique sucker-like mouth working from the other side of a piece of glass.
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