Butler’s Garter Snake

Thamnophis butleri (Cope, 1889)

Species Data

French NameCouleuvre à petite tête
Canadian Range Ontario
U.S. Range Indiana, Michigan, Ohio and Wisconsin
Legal StatusThreatened in Indiana and Wisconsin. Threatened in Canada (COSEWIC). Consult provincial or state pages for legal restrictions on keeping this species in captivity.
DietAn earthworm specialist; studies have shown that earthworms take up 80 per cent or more of this snake's diet. Small amphibians or leeches have also been recorded. Will take fish and mice in captivity.
Max. Recorded Length 73.7 cm
Pet Trade Availability2 – Sometimes available.
Captivity Rating3 – Good captive. Shy, sometimes nervous. Relishes earthworms but will take mice in captivity.