Pfeffer's reed snakePfeffer's reed snake is a species of dwarf snake in the family Colubridae. The species is endemic to Japan.EtymologyThe specific name, pfefferi, is in honor of German zoologist Georg [Johann Pfeffer].Geographic rangeC. pfefferi is found on Miyako-jima and Irabu-jima in the Ryukyu Islands of Japan.HabitatThe preferred habitats of C. pfefferi are grassland and forest.ReproductionC. pfefferi is oviparous.