Brown tree snake, a slender, mildly venomous, primarily arboreal snake. It is considered to be one of the most aggressive invasive species in the world. The species is also known for its ability to decimate populations of small vertebrates in the habitat
Brown snake, any of several species of snakes named for their usual predominating color. In New Guinea and Australia the name brown snake is applied to species of the genus Pseudonaja in the cobra family Elapidae. In North America the name is given to sn