SPRINGFIELD, Ill. (AP) — The squeaky-wheel call of the Illinois chorus frog starts just after sunset. On a still night, it can be heard up to a mile away. It's not the only frog that can be heard in ...

Frogs have been on the decline in the Chicago area. The health of the frog population tells us a lot about the health of our environment. Laura Cripe grew up hiking in LaBagh Woods on Chicago’s North ...

There are 21 species of frogs and toads in Illinois that we know of. The largest Illinois species, the bullfrog, may take two years to turn from tadpole fresh out of the egg into a small frog. This ...