Kihanga reed frog, Volcano reed frog
Hyperolius kihangensis, also known as the Kihanga reed frog or volcano reed frog, is a species of frogs in the family Hyperoliidae. It is endemic to the Udzungwa Mountains in south-central Tanzania.
Adult males measure 16–19 mm (0.6–0.7 in) and adult females 23–26 mm (0.9–1.0 in) in snout–vent length. The body and head are broad and flat. The eyes are large and protruding. The snout is short. Webbing between the toes is reduced. The dorsum is mottled brown and gray with small dark spots. A broad light band runs across the lower back. The heels have a small white dot each. Some individuals have an hourglass pattern on the dorsum. Toes and fingers are yellowish to reddish. The ventral surface is yellow in males and reddish in females. Males have a well-developed vocal sac that is white.
The male advertisement call is a series of quiet clicks – initially, this species was suspected even to be mute.
