No
About 6 percent of the male US population is infertile. Likewise, about 6 percent of the female population in the US is infertile.
Yes, they can...although the eggs will be infertile
It is quite common with men that are overweight. It happens with men to grow "moobs" when they get overweight. It is the skin around the male's chest that grows larger.
Ideal to allow 28 days to be certain.
The queen is female; the worker bees are all infertile females; and the drones are male.
Your imagination
Actually underweight. 5'9" male should be 185-195lbs.
Queen, drones (male bees), workers (infertile females).
Overweight and male gender
Overweight at that age is more about height. Unless the 18-yea-old is quite tall (a male of 6 feet or so), 167 is probably overweight.
All mammalian hybrids are sterile if male. The females can be subfertile.