caterpillar
This monarch chrysalis was spotted last year in the Fermilab Garden area.
During a lunchtime walk along the inbound Pine Street sidewalk, the photographer found this Pyrrharctia isabella, or woolly bear, caterpillar doing the same.
An achemon sphinx caterpillar, looking like a mutant hot dog, crawls along the walking path to Wilson Hall. Someday it will become a moth.
Why did the woolly bear caterpillar cross the parking lot? To find a safe spot to spend winter, that’s why. In the spring it will spin a silky cocoon, and two weeks later it will metamorphose into a beautiful tiger moth.
This banded woolly bear caterpillar will become an Isabella tiger moth.
A monarch caterpillar munches on a milkweed leaf.
These tent caterpillars were spotted in the dog park area. The moths they metamorphose into are known to be a destructive species, defoliating large amounts of shrubs.