AMES, Iowa – A new study from Iowa State University scientists could flip the established framework for how scientists believe geography influences sex determination in painted turtles on its shell.

Most studies of genetic parentage in natural populations have been limited to a single breeding season or reproductive episode and, thus, provide only a snapshot of individuals’ mating behaviours.

Turtles are icons of longevity. Not only do some live for well over a century, they also seem to remain robust as they age. But according to findings published in Proceedings of the National Academy ...

It is always fascinating to learn about how other animals reproduce and raise their young. Recently while on vacation in Mexico, I observed sea turtles nesting on the beach. The process seemed to be ...

Only 50-70% of the female Chrysemys picta in southern Michigan reproduce every year, and approximately 10% produce two clutches in a season. Energy allocation to the largest class of follicles begins ...

A turtle outside of Best Cleaners.Courtesy of Jennifer Malon and Best Cleaners. A dry cleaning store in Connecticut has become a passageway for local turtles. Female turtles cross from a local pond ...

This is a preview. Log in through your library . Abstract Chemical signals reveal information such as sender identity and receptivity to mating that benefit both the sender and the receiver. Although ...

Often, aquatic environments such as rivers and streams become reservoirs for BPA, affecting turtle habitats. Last year, a team of researchers determined that BPA can disrupt sexual function in painted ...

AMES, Iowa – Researchers at Iowa State University are rethinking the long-held conventional wisdom that turtles don’t suffer some of the ravages of old age. Nearly 30 years of data collected on ...

Scientists are trying to understand how a chemical used in many common consumer products -- think water bottles or food containers -- could be having a strange effect on turtles: making male turtles ...

Males don’t stand a chance in a warmer world, if they happen to be painted turtles. A temperature rise of around 1 °C is all it would take for the species to become 100 per cent female and earmarked ...

A projected rise in droughts could muddy the waters for painted turtles and some fellow freshwater-dwelling reptiles, says 11 years of data collected by 50-plus undergraduates. Two recent studies ...