What has six legs, chirps and can tell the temperature? Crickets.

In rural Missouri, there are many tales, sayings and folklore about the state’s weather.

“The darker the woolly worm, the worse the winter.”

“Red sky in morning, sailors take warning; Red sky at night, sailor’s delight.”

"Crickets chirp more when it's warmer."

Well, it turns out that last one is based on scientific fact, not just colloquial observations.

“I actually had to learn how to do this in school,” said Emily Althoff, an urban entomologist for University of Missouri Extension and Lincoln University, “And we were told it was going to be on an exam, and so, we had to learn how to calculate cricket chirps to temperature.”

Dolbear’s law was established in 1897 and shows the relationship between ambient air temperature and how often snowy tree crickets chirp.

She said the cricket