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Hertfordshire
Bird List
Updated ~5 hours ago
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Native and Naturalized (119)
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Exotic: Escapee (1)
Hybrids (2)
- Graylag x Canada Goose (hybrid) Anser anser x Branta canadensis
- Caspian x Herring Gull (hybrid) Larus cachinnans x argentatusDetails:
Additional Taxa (5)
- gull sp. Larinae sp.Details:
- swallow sp. Hirundinidae sp.Details:
- Willow Warbler/Common Chiffchaff Phylloscopus trochilus/collybita
- Goldcrest/Common Firecrest Regulus regulus/ignicapilla
- bird sp. Aves sp.Details: