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Channel Islands Slender Salamander vs. Black-bellied Slender Salamander

Both live on Santa Cruz Island and Santa Rosa Island, where their records overlap. A: A broad head and fairly long legs in the Channel Islands Slender Salamander; a narrow head and tiny legs in the Black-bellied Slender Salamander. B: Brown, grey or pinkish-brown, often with a faint reddish band in the Channel Islands Slender Salamander; dark, the stripe faint or missing in the Black-bellied Slender Salamander. C: Pale grey with fine dark specks (seen here at the lower side) in the Channel Islands Slender Salamander; black, with fine white specks in the Black-bellied Slender Salamander. On the islands the stout, pale-bellied one is the Channel Islands Slender Salamander.

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Channel Islands Slender Salamander

Batrachoseps pacificus

Black-bellied Slender Salamander

Batrachoseps nigriventris
Channel Islands Slender Salamander vs. Black-bellied Slender Salamander: comparison sheet with the differences marked

Photographs via iNaturalist under Creative Commons licences; the photographers are credited on the sheet.

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