Whether it is hatchlings or eggs that overwinter, young first appear in the spring following the year of egg deposition. Individuals grow slowly in the wild, and their age at their first reproduction may be 10 to 12 years in the northern part of the range.
Whether hatchlings or eggs overwinter, young first emerge in the spring following the year of egg deposition. Individuals grow slowly in the wild, and their age at first reproduction may be 10 to 12 years in the northern part of the range.