Ke'ng se etsang hore phoofolo e be monotreme?
Monotreme ke phoofolo e anyesang e behang mahe. Sena ha se tloaelehe kaha ho na le liphoofolo tse anyesang tse peli feela tse etsang joalo, e leng li - echidna le li - platypus. Boholo ba liphoofolo tse anyesang li tsoala ka placenta,'me tse ling tse nyenyane tsa liphoofolo tse anyesang, tse tsejoang e le li-marsupial, li tsoala lesea le kang lesea le itšetlehileng ka letsele la' mè oa lona ho fana ka phepo ho fihlela le hōlile ka ho feletseng.