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McCarthy Park and Medfield State Hospital
Illustrated Checklist
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Native and Naturalized (189)
Exotic: Escapee (1)
Hybrids (2)
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesLast observed by Erik Nielsen on 22 Mar 2018
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Mathew Noiseux on 10 Jun 2021
Additional Taxa (38)
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmusLast observed by John OConnell on 24 May 2020
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Andrew Single on 11 Aug 2020