Pacific Chorus Frog, Pacific Tree Frog
The adult is
small (2-5 cm), with a rounded snout, large eyes for its body, with
dark bands from the back of its eyes to the front. Prominent toe
pads with limited webbing. The dorsal color and pattern is highly
variable from light to dark green. The males have a round vocal sac
that can balloon to be three times its size. A group of calling
males is known as a chorus.