Small, quiet crickets turn leaves into megaphones to blare their mating call

A carefully crafted leaf can double the volume of a male’s song, helping it compete for females

cricket poking through hole in a leaf

A male Oecanthus henryi tree cricket peeks through a hole it cut in a leaf. By calling from this self-made tool called a baffle, males can more than double the volume of their mating song and attract more females, new research shows.

Rittik Deb

The rules of the tree cricket world, sexually speaking, are simple.