Lift the kitten’s tail gently
Look for the anus and the genital opening
Male kittens usually have two openings with more space between them
Male kittens often have a round genital opening
Female kittens usually have two openings close together
Female kittens often have a vertical slit-shaped genital opening
Male kittens may show a slight bulge between the openings
Compare the shape and spacing carefully
If unsure, ask a veterinarian or breeder to check