Dorsally, S. bicolor is uniformly brown, lighter on the sides. Ventrally, it is yellowish white. The upper lip is also yellowish white. The dorsal scales are keeled, in 19 rows at midbody, and without apical pits.[3]
Diet
The diet of S. bicolor is unknown.[4] Even though one of its common names alludes to fishing, there is no evidence that this species eats fish.[5]
^Pryon, R. Alexander; Guayasamin, Juan M.; Peñafiel, Nicolás; Bustamante, Lucas; Arteaga, Alejandro (2015). "Systematics of Nothopsini (Serpentes, Dipsadidae), with a new species of Synophis from the Pacific Andean slopes of southwestern Ecuador". ZooKeys541: 109-147. (Synophis bicolor, p. 127).
^Pryon, R. Alexander; Arteaga, Alejandro; Echevarría, Lourdes Y.; Torres-Carvajal, Omar (2016). "A revision and key for the tribe Diaphorolepidini (Serpentes: Dipsadidae) and checklist for the genus Synophis ". Zootaxa4171 (2): 293-320.
Further reading
Freiberg M (1982). Snakes of South America. Hong Kong: T.F.H. Publications. 189 pp. ISBN0-87666-912-7. (Synophis bicolor, p. 111).
Peracca MG (1896). "Nuovo genero di Colubride aglifo dell'America meridionale ". Bollettino dei Musei di Zoologia ed Anatomia della R[egia]. Università di Torino11 (266): 1–2. (Synophis bicolor, new species, pp. 1–2). (in Italian).
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