Given a statement, generate a question such that the answer is contained in that statement.

Semen pass out of the body through a single tube that runs to the penis.
What does semen pass out of the body through?

Animals protect themselves from hawks by blending in with their surroundings
Animals protect themselves from what?

The testicles connect to the vas deferens, then the seminal vesicles, then the prostate, then the urethra.

What do the testicles connect to?