Biologist Allen Gibbs calls them his “all-American flies.”

Bzzzzzz ... Yep, cicada season is here. The insects known for their signature humming sound generally show up each and every July, according to UNLV professor Allen Gibbs, though sometimes they arrive early in June or late in August.

During the summer months, everyone can hear the buzz. The sound seems to fill the air from June through August. It's the sound of cicadas.

One UNLV professor is taking a unique approach to researching obesity and obesity-associated diseases.

A long trunk can make for an especially explosive event. Whales, iguanas, and even fish also have unique methods of sneezing.