Bats Did you know ... about MARMOSETS? No! Marmosets are primates. Pygmy marmosets are the smallest monkeys. Marmosets exhibit germline chimerism, which means a male marmoset can have sperm cells that don't match himself genetically, but rather belong to his fraternal twin brother! Marmosex! This marmoset has funny hair. Man... Marmosets.

Part of the Did-You-Know-Bats series.