prerequisite definition, meaning, what is prerequisite: something that must exist or happen before something else can exist or happen: . Learn more.
Photos by J.D. Willson unless otherwise noted. Description: Brown snakes are small - 6-13 in. (17-33 cm) - snakes that are usually brown, but can be yellowish, reddish, or grayish-brown. They usually have two rows of dark spots, sometimes linked, along the back and a dark streak down the side of the head.The belly is light brown to white.A series of tiny black dots are often present along each side of the belly. The young have a yellowish collar going down the neck with a less evident dorsal pattern. This snake looks similar to earth snakes (Virginia sp.) but those species lack spots on the back and head.escription: Brown snakes are small - 6-13 in. (17-33 cm) - snakes that are usually brown, but can be yellowish, reddish, or grayish-brown.
Brown Snakes are brown, grayish brown,or tan in color, with two parallel rows of spots along the length of their backs. Between these two rows of spots the background color is typically lighter than on the rest of the body. This coloration makes them very difficult to see.