An example of this is seen in Haemulon flavolineatum as it produces a grunting noise by grinding its teeth together .
Haemulon flavolineatum is a species commonly referred to as the ' French grunt fish ' .
An example of this is seen in Haemulon flavolineatum , a species commonly referred to as the ' French grunt fish ' , as it produces a grunting noise by grinding its teeth together .