Colostethus agilis
Colostethus agilis is a species of frog in the family Dendrobatidae. It is endemic to Colombia. Its natural habitats are subtropical or tropical moist montane forests and rivers. Description Colostethus agilis grows to a snout-to-vent length of about with females being slightly larger than males. The head is wide and the snout short. The tympanum, situated just behind the eye, is half covered by a fold of skin. There are some white specks on the upper lip and the iris is bronze with yellow specks. The dorsal and lateral surfaces have several longitudinal rows of warts and the general colour is olive or deep brown with darker coloured blotches. The ventral surface and the underside of the thighs are pale with yellowish blotches. There are discs on the tips of the fingers of the fore feet and smaller ones on the hind feet. Colostethus agilis is one of only five species of Colostethus that have fully webbed hind feet, the others being Colostethus chocoensis, Colostethus fuliginosus, Colostethus palmatus and Colostethus vergeli. Distribution Colostethus agilis is endemic to Colombia, where it is found in the western parts of the Cordillera Occidental at heights between above sea level. Its range extends from