There is an instance in which a boy of thirteen had intercourse with a young woman at least a dozen times and succeeded in impregnating her.

The same journal mentions an instance in which a boy of fourteen succeeded in impregnating a girl of the same age.

Chevers speaks of a young boy in India who was sentenced to one year's imprisonment for raping a girl of three.
Douglass describes a boy of four years and three months who was 3 feet 10 1/2 inches tall and weighed 54 pounds; his features were large and coarse, and his penis and testes were of the size of those of an adult.
He was unusually dull, mentally, quite obstinate, and self-willed.

It is said that he masturbated on all opportunities and had vigorous erections, although no spermatozoa were found in the semen issued.

He showed no fondness for the opposite sex.