The color varies from gray to brown and often has a greenish tinge. There are four vague longitudinal stripes often present on its back. The small warts on its back are tipped with yellow or orange. Vertical pupils are like a cat's.
Hind legs have single, wedge-shaped tubercle, or spade on inner surface.
Toes are webbed. The factor that affects breeding most is rain. Despite such a large window for breeding, as soon as the rain begins they breed. They mate and lay eggs in temporary ponds. They are explosive breeders.