Ten-lined June beetle up to 2 inches with 3 pairs of legs, with a white body and brown head. The larval stage can last as long as 4 years. Ten-lined June beetle The ten-lined June beetle ("Polyphylla decemlineata"), also known as the watermelon beetle, is a scarab beetle, living in the western United States and Canada. The adults are attracted to light and feed on foliage. They can make a hissing sound when touched or otherwise disturbed, which can resemble the hissing of a bat. This sound is made by their wings pushing down, forcing the air out between their wings and back.
Actaeon beetle Actaeon beetle Actaeon beetle ("Megasoma actaeon") is a rhinoceros beetle belonging to the Scarabaeidae family. The species name "actaeon" derives from the name Actaeon of a famous Theban hero, son of the priestly herdsman Aristaeus and Autonoe in Boeotia, trained by the centaur Chiron. Actaeon beetle is one of the largest of all beetles, measuring up to across, with a body length of about . The males can grow to be 13 cm (5.4 in) long by 4 cm (1.6 in) thick . The dorsal surfaces are glabrous, matte or shiny black. The legs are powerful, with large tarsal claws.