Intermediate series: Blood & Short tailed Pythons (Python curtus, breitensteini & brongersmai) Blood Pythons are awesome snakes. Full of vim and vigour when awoken. An excellent example of what makes a next step snake. The three species of short-tailed pythons can be distinguished by small differences in head scalation. In blood pythons (P. brongersmai), the labial scales fill in the entire gap between the bottom of the eye and the lip - in Borneo short-tailed pythons (P. breitensteini) and Suma