[header] How to determine the sex of a cat [title] Approach the cat or kitten with care. [step] To ascertain the sex of a cat or kitten, it's necessary to pick the cat up. Some cats don't like to be handled, so take a little time to let him or her get comfortable around you. 
[substeps] Stand or crouch near the cat and let him or her approach you. When the cat comes close, let him or her sniff your hand.