Visually, it bears similarities to the tiger swallowtail, but this butterfly is mainly black with distinctive yellow, orange, red, and blue markings on its wings. The black swallowtail can be ...

Here's how to identify an Eastern tiger swallowtail butterfly and attract them to your ... Adults have four black parallel stripes at the top of each wing and a solid black stripe along base.

nature's surprises come with wings. In a new study, scientists have pulled from a 35-year dataset to examine long-term population trends of the federally endangered Schaus's swallowtail butterfly ...