Leopards and tigers and bears!

Post by Jen Berlinghof

Around the first frost is the best time for spotting bears in the Lake County Forest Preserves in northern Illinois…woolly bears, that is! These fuzzy caterpillars succumb to a late fall wanderlust and can often be found traversing trails and roads, as well as climbing vegetation and nibbling a last few bites before winter sets in. They belong to the subfamily Arctiinae, commonly known as tiger moths. Their scientific name stems from the ancient Greek word arktos (“bear”), for the appearance of their hairy larvae.

A woolly bear caterpillar (Pyrrharctia isabella) found along the Des Plaines River Trail. Photo © Lake County Forest Preserves.

Continue reading

Camouflage revealed

Early fall finds most naturalists outside in fields of waist-high wildflowers. This was the case recently when a few Lake County Forest Preserves Environmental Educators stumbled across a miniscule critter with mighty camouflage capabilities. So small and inconspicuous, it was almost dismissed entirely as merely a part of the black-eyed susan flower (Rudbeckia hirta)—until it started to move.

Continue reading