Effects of temperature on sexual differentiation of the painted terrapin, Callagur borneoensis

Abstract

A study was conducted on effects o f temperature on sexual differentiation of the painted terrapin, Callagur borneoensis. Painted terrapin eggs from seven clutches were incubated in seven styrofoam boxes under controlled temperature ranging from 27°C to 33°C. About seven to ten eggs were incubated in each styrofoam box and each box was incubated with eggs from different clutches.