The Western population of the monarch butterfly has declined to a near-record low with fewer than 10,000 found living in ...

Butterflies and moths belong to a diverse ... "They assist with plant reproduction, and in turn those plants give us food and ...

Monarch butterflies are among the most beloved insects in North America. They are brightly colored and unique, both as caterpillars and later as mature insects. Monarchs are found in every U.S. state ...

All Ogasawara blue butterflies bred outside the islands were thought to have died out in August or before due to a decline in reproduction ability caused by inbreeding. Specimens measured about ...