There is a somewhat misshapen box with a wide mesh front that is sitting on my dining room floor. It is put together with screws and nails and staples that reflect my son’s interest in pounding or ...

In a corner of Constance Hodsdon's backyard, a Giant Black Swallowtail caterpillar feasts on the leaves of a fennel plant. Nearby, an Eastern Black Swallowtail cocoon is nestled in a low-growing patch ...

Do you know the difference between a chrysalis and a cocoon? The short answer is that a chrysalis is made by a butterfly, a cocoon by a moth. Both contain a pupa, the stage between a caterpillar and a ...