• Winter visitors watching geysers erupting

    Yellowstone

    National Park ID,MT,WY

Rubber boa

A close-up view of a Rubber boa's head on a rock.
Rubber boa
NPS
 
Scientific name: Charina bottae

Identification

  • Infrequently encountered in Yellowstone, perhaps due to its nocturnal and burrowing habits.
  • One of two species of snakes in the United States related to tropical boa constrictors and pythons.
  • Maximum length of 24 inches.
  • Back is gray or greenish-brown, belly is lemon yellow; scales are small and smooth, making it almost velvety to the touch.
Habitat and Behavior

  • Eats rodents.
  • May spend a great deal of time partially buried under leaves and soil, and in rodent burrows.
  • Usually found in rocky areas near streams or rivers, with shrubs or trees nearby.
  • Recent sightings have occurred in the Bechler region and Gibbon Meadows.

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