Purdue Landscape Report: The elm zigzag sawfly (EZS), Aproceros leucopoda, is a non-native insect recently detected in several midwestern states. Originally from eastern Asia, this insect is rarely ...

Larvae have six legs and use the middle and hindmost ones called prolegs to scale trees. According to butterfly keeper Nagisa Mizuochi at the Adachi Park of Living Things in Tokyo’s Adachi Ward ...