Demerara Falls Treefrog

Males 31-35 mm, females 33-37 mm. The dorsum is transparent green with small yellow spots and smaller red spots. The ventral surface is bluish anteriorely and yellowish green posteriorely. The iris is silver-orange. There is a dark blue membrane above the eye.Cochranella oyampiensis differs in having a transparent belly, greenish iris, and T shaped discs on the tips of fingers.

Occurs throughout the Reserva Florestal Adolpho Ducke in Brazil, especially in inundated areas and seepages near streams.

The species is arboreal, nocturnal, and frequently found in wetland near streams in forest. Reproduction occurs throughout the year, with a peak in the rainy season from November to May. Males frequently call from hidden positions under leaves. The females deposit about 400 eggs in ponds that are normally near streams. The tadpoles are dispersed and hide in the leaf litter in ponds.

The Demerara Falls tree frog (Boana cinerascens) is a species of frog in the family Hylidae found in Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical swamps, rivers, freshwater marshes, intermittent freshwater marshes, rural gardens, and heavily degraded former forests.