What is the meaning of Hognose_snake?

A colubrid snake, from any of three genera, characterized by an upturned snout and notorious for playing dead when threatened.

  1. Heterodon (United States and northern Mexico)
  2. Leioheterodon (Madagascar)
  3. Lystrophis (South America)

Heterodon (United States and northern Mexico)

Leioheterodon (Madagascar)

Lystrophis (South America)

Source: wiktionary.org