Howler monkeys have to choose between big balls and big bawls | New Scientist
Animal testicles hi-res stock photography and images - Alamy
Northern giant mouse lemur has the biggest testicles among primates | Daily Mail Online
my jumbo rat Nathan has THE BIGGEST BALLS. Also hes super sweet and adorable and has many other wonderful traits, but damn, if my balls were that size in proportion to my
All the social papers say I've got the biggest balls of all" Tiny Rat Huge Balls! : r/RATS