With a wingspan of up to 6 1/4 inches, the giant swallowtail is the largest North American butterfly. You know that birds and squirrels have long tails, but some butterflies do too! Zebra ...

Here is the list of most breathtaking and beautiful butterfly species in the world. The black swallowtail, also known as the eastern black swallowtail or American swallowtail, has black wings ...

North American butterfly species are facing severe declines, according to a new study published in Science, raising concerns ...

Swallowtail caterpillars are green once they grow large Kerry Calloway, who helps manage the tropical butterfly house, says, 'When they are resting on top of a green leaf, they look just like bird ...

A Michigan House bill aims to designate the black swallowtail butterfly as the official state butterfly, highlighting its prevalence and beauty.