3 ms·

It happens in monkeys as well. https://www.newscientist.com/article/dn13596-male-monkeys-prefer-boys-toys/ https://www.newscientist.com/article/dn13596-male-mo

by collyw 10y ago

It happens in monkeys as well. https://www.newscientist.com/article/dn13596-male-monkeys-prefer-boys-toys/ https://www.newscientist.com/article/dn13596-male-monkeys-pr...