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Southern Dwarf Siren vs. Greater Siren

Southern Dwarf Sirens live among water hyacinth in ponds and marshes all down the peninsula, as do Greater Sirens. A: Pale yellow or tan stripes along the body in the Southern Dwarf Siren; grey to olive with black dots in the Greater Siren. B: Small and slender: 4 to 10 in in the Southern Dwarf Siren; huge: up to 3 ft in the Greater Siren. Dwarf sirens have three toes on each front foot; Greater Sirens four.

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Southern Dwarf Siren

Pseudobranchus axanthus

Greater Siren

Siren lacertina
Southern Dwarf Siren vs. Greater Siren: comparison sheet with the differences marked

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

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