Knife-footed frog
The adult male frog is 4.1 cm long and the adult female frog is 4.3 cm long.  Their front feet are not webbed and their back feet have only a little webbing.  This frog digs in the ground to make a burrow, where it hides.  This frog is gray-brown or olive-brown in color with a thin stripe in the middle of its back down its spine.