Feihyla kajau (Dring, 1983)

Adult Size

For adult Feihyla kajau, males reach a snout–vent length of 20 mm (0.8 in), while females grow larger.

Adult Body & Head Morphology

Adults have a slender body, a very short blunt snout, and a small, inconspicuous tympanum.

Limb Structure

The tips of the fingers and toes are broadly rounded; outer fingers have basal webbing, and toes are half-webbed.

Dorsal Skin Texture

Dorsal skin is finely shagreened.

Dorsal Coloration

The dorsum is green, ending abruptly at the flanks; it is brown in the posterior pelvic region, and scattered with small white dots across the upper body.

Venter Coloration

The venter is white on its anterior portion and transparent posteriorly.

Iris Features

The iris is silvery on the lower half and golden on the upper half, with dark reticulation, a golden ring surrounding the horizontally oval pupil.

Male Advertisement Call

Males produce a soft, high-pitched advertisement call.

Tadpole Size

Tadpoles have a maximum total length of 26.7 mm (1.1 in).

Tadpole Dorsal Coloration

Their dorsum is brown, with scattered light bronze pigmentation on the forehead and trunk.

Tadpole Body Features

The underside is transparent, making internal organs visible, and the eyes are positioned dorsolaterally.

Elevation Range

Feihyla kajau inhabits primary and slightly disturbed lowland rainforests on flat and hilly terrain, most often at elevations below 700 m (2,300 ft) above sea level, and occasionally up to 1,000 m (3,300 ft).

Habitat Perching

Individuals perch on low vegetation that overhangs small rocky streams or swampy, muddy pools.

Reproductive Egg Laying

Females lay eggs in clutches of approximately 7–10 on leaf surfaces.

Species Abundance

This species can be common in habitats that are suitable for it.

Threats

Portions of its range are threatened by logging concessions, small-scale subsistence logging, oil palm plantations, and property development.

Protected Area Occurrence

Feihyla kajau occurs in several protected areas.