All Day

Spring Ephemerals

Spring ephemerals are wildflowers that appear for only a few weeks each year, so you need to be alert if you're going to sneak a peek. You can find them […]

Amphibian breeding

By May, most amphibian species in Cook County have begun breeding. Throughout the forest preserves and beyond, toads, frogs, and salamanders spend the winter hiding under logs, in rotten wood, […]