Here are some randomly selected joke topics
Fish
How do fish get to school?
They go by octobus.
Dogs
What type of dogs are always welcome at football games?
Hot dogs.
Chickens
Why do chickens like to chat so much?
Because talk is cheep.
Sewers
Did you hear about this guy who lived right next door to a sewer and killed himself?
The coroner said it was sewercide.
Rabbits
How do you post a rabbit?
By hare mail.
King Kong
Why did King Kong buy 15 pairs of shoes?
Because he was a 30-foot monster.
Dentists
Why did the king visit the dentist?
Because he wanted to have his teeth crowned!
Engineers
How many ROCK AND ROLL SOUND ENGINEERS does it take to change a light-bulb?
"Did you say something?"
Snowman
How did the snowman travel to work?
By icicle.