Small frogs eat small insects, such as crickets, grasshoppers, beetles and ants. They require more frequent feeding than their larger cousins, with most requiring feeding on a daily basis or at least several times per week.
The Radley Sanitarium is located in the fictional Darkette County, Pennsylvania. It plays into the series when Mona is in this facility, but we can guess it has something to do with the story Alison tells about the girl who was sent to a mental institution after killing her twin sister.
We find rabid bats in Washington every year. The last reported case of rabies in an animal other than a bat in our state was in 2002. A cat developed rabies after catching a rabid bat. The last reported cases of people infected with rabies in Washington were in 1995 and 1997.