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Four Mile Run Park
Illustrated Checklist
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Native and Naturalized (197)
Exotic: Escapee (2)
Hybrids (1)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Tom Nardone on 14 Sep 2022
Additional Taxa (28)
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Last observed by Elizabeth Lyons on 2 May 2020
- Mallard/American Black Duck Anas platyrhynchos/rubripesLast observed by Cristina Pereira on 18 Jan 2023
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Stan Arnold on 19 Jul 2023
- Carolina/Black-capped Chickadee Poecile carolinensis/atricapillusLast observed by Todd Kiraly on 12 Jun 2020