Compare two species

Sequoia Slender Salamander vs. Gregarious Slender Salamander

Both live in the Kaweah River drainage of Tulare County, where they occur together. A: Longer legs, larger hands and feet in the Sequoia Slender Salamander; short legs (8 to 11 costal folds between the pressed-back toes) and small, narrow hands and feet in the Gregarious Slender Salamander. B: Broader in the Sequoia Slender Salamander; narrower in the Gregarious Slender Salamander. C: Heavy whitish speckling, most of it on the sides; a back stripe usually missing in the Sequoia Slender Salamander; dark, often with a reddish or tan stripe down the back in the Gregarious Slender Salamander. Adult male Gregarious Slender Salamanders also have a gland on the chin, which Sequoia males lack (in hand only).

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Sequoia Slender Salamander

Batrachoseps kawia

Gregarious Slender Salamander

Batrachoseps gregarius

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

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