Bornean Eared (File-Eared) Frog
Polypedates otilophus (Boulenger, 1893)
Range: Borneo
Habitat: Lowland Rainforest (up to 1100 meters elevation, usually less than 400), Forest Edge
Diet: Insects, Spiders
Social Grouping: Solitary or Semi-Social
Reproduction: Breeding season is April-June. Males call to females, grasp her from behind as she produces a foam nest in a branch over the water, into which the eggs are laid. When the eggs hatch, the tadpoles drop into the water below. Tadpoles grow up to 6 centimeters long. Metamorphosis 8-10 weeks
Lifespan: 5-10 Years
Conservation Status: IUCN Least Concern
- 8-10 centimeters long, females larger than males. Robust body with slender limbs. Fingertips expand into large disks, minimal webbing between digits. Prominent ridges about the above the eyes and ears. Fold of skin extends horizontally behind tympanum. Large eyes with horizontal irises
- Light gray-brown to lemon yellow body with thin black stripes, black barring on the thighs
- Primarily arboreal, most often encountered near bodies of water, about 1-4 meters up in trees
- Have a distinctive, musky smell, which many people find offensive
- Population appears to be in slight decline, but tolerant of some degree of habitat disturbance. Not especially popular in the pet trade due to fragility
- Eared frogs on Sumatra was once considered the same species, now believed to be a distinct but closely-related species
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