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Spiny softshell turtle

In 2009 and 2010, researchers at the Granby Zoo located the nesting sites of spiny softshell turtle in order to document their nesting success as well as how effective nesting cages are to keep predators away from young. Eleven females were observed nesting in this period and researchers noted they built their nests between 1 p.m. and 5 p.m. Researchers placed six nests in artificial incubation for a captive breeding program to assess how successful the turtles were able to hatch in a controlled environment. Two of the nests were left untouched in the wild, and three others were simply moved higher up the riverbank so the nests didn’t get flooded. The researchers closely monitored the nests left in the wild once a week and found that none of the eggs hatched in 2009. Similarly, none of the 33 eggs incubated in captivity hatched successfully due to low levels of moisture in the soil. Luckily, they had better success in 2010 when 61 of the 74 eggs hatched.