13. Yellow Rat Snake The yellow rat snake has a mustard yellow body with thin brown or black stripes along its length. Occasionally it may also be green or orange instead of yellow. Yellow rat ...

Different species of rat snakes can have four black stripes running down their backs, especially the yellow rat snake.

"While not commonly seen in the park, this harmless species of snake is native to the area and very beneficial to the environment," Pittsburgh Animal Care & Control wrote in a statement Although a ...