Free images results:

Humorous pictures, stock photos and images


Cow III Stock Image
Author: Boyfriend
Clay bird Royalty Free Stock Image
Author: Rarpia
Frog Royalty Free Stock Images
Author: Chuew

Also, here are some commercial RF-licensed images that match your search criteria:  

Explore more commercial options: More Humorous Stock Illustrations & Vectors | More Humorous Stock Video Footage