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Madison
Illustrated Checklist
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Native and Naturalized (252)
Hybrids (2)
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisLast observed by Lisa Benjamin on 28 Jan 2024
- Ring-necked Duck x scaup sp. (hybrid) Aythya collaris x marila/affinisLast observed by Linda Benner on 11 Jan 2024
Additional Taxa (35)
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Emerson Lisboa on 20 Aug 2022
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Susan Brauning on 21 Aug 2023
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Megan Shoemaker on 17 May 2020
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.Last observed by Karen Mammone on 20 Jun 2022