Unneutered male rabbits often spray to mark territory and will commonly «hump» everything in sight when they are sexually mature — an unpleasant behavior, especially if they are humping your leg!
An unneutered male rabbit could have genital cancer or trauma which could cause blood to appear in his urine.
Not exact matches
Unneutered rabbits will usually display territorial marking:
Male and female
rabbits who are house pets should be neutered.
SPAY, NEUTER AND BUNNY - PROOFING Although most
rabbits will use a litterbox, hormones may cause
unneutered males and unspayed females to «mark territory.»