They use them to keep other male stag flies away.
green bottle flies. I catch them all the time. I live in CT.
Yeah otherwise why are they called 'flies'
you see which one is a darker green if its darker its female and lighter is male.
The green tree frog, hyla cinera, does eat flies and crickets.
It's the male which has the green head. Female birds are less colourful than their male counterparts.
The white eyed flies that resulted from the crossing of the red-eye flies were all male as the gene involved was on the X chromosome. The X chromosome is the male chromosome.
Adults eat nectar, grubs eat green flies
Green head
A turtle
A male duck is called a mallard.They have dark green or black around the top of their heads and their feathers are usually a dark brown with a little bit of black and green.
flies