A woman walked into the kitchen to find her husband stalking around with a fly swatter
"What are you doing?"
She asked.
"Hunting Flies"
He responded.
"Oh. ! Killing any?"
She asked.
"Yep, 3 males, 2 Females," he replied.
Intrigued, she asked.
"How can you tell them apart?"
He responded,
"3 were on a beer can,
2 were on the phone.