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Twin Bridge Lake
Illustrated Checklist
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Native and Naturalized (75)
Hybrids (3)
- Snow x Cackling Goose (hybrid) Anser caerulescens x Branta hutchinsiiLast observed by Andrew Monson on 13 Feb 2023
- Greater White-fronted x Cackling Goose (hybrid) Anser albifrons x Branta hutchinsiiLast observed by Jay Breidt on 24 Jan 2021
- Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensisLast observed by Josh Bruening on 25 Feb 2022
Additional Taxa (14)
- new world sparrow sp. Passerellidae sp.Last observed by Northern Colorado Nextdoor Birders on 3 Mar 2021