Ota's stream tree frog

About the Ota's stream tree frog

Buergeria otai is a species of frog in the family Rhacophoridae. It is endemic to Taiwan and found in the eastern and southern parts of the island. Buergeria choui, with whom Buergeria otai was confused before being described as a distinct species in 2017, occurs in northwestern Taiwan. The two species have only a narrow contact zone and can be distinguished based on genetic markers, calls, and morphology.

The specific name otai honours professor Hidetoshi Ota, in recognition of his "great contribution to herpetology and biogeography in East Asia". A common name Ota's stream tree frog has been suggested for this species. Adult males measure 23–29 mm (0.91–1.14 in) and adult females 30–38 mm (1.2–1.5 in) in snout–vent length. The body is elongated and moderately slender. The tympanum is barely discernible, whereas the supratympanic fold is prominent. Males have comparatively large subgular vocal sac. The fingers are slender, without webbing, and bear medium-sized discs. The toes are long, partially webbed, and also bear medium-sized discs. Dorsal coloration is variable, depending on light conditions and the background. During the daytime, resting frogs... Wikipedia →