Chirixalus simus, commonly known as Assam Asian frog, Assam tree frog, Annandale's tree frog, and Annandale's pigmy tree frog, is a species of frog in the family Rhacophoridae found in Bangladesh and north-eastern India (in Assam, Mizoram, and West Bengal states).[1] Among other places, it has been recorded from Rajpur in the South 24 Parganas district and in the Darrang district of Assam.[2]
Chirixalus simus is a reasonably abundant species. They are arboreal frogs associated with scrub forest habitats. They breed in pools, with eggs deposited on vegetation.
Chirixalus simus are small frogs that grow to a snout-vent length of 19mm23mm in males and about 27mm in females. Male frogs call from grasses about 1 metre above the water. They make foam nests that hang above the water.[3]