In Tangkoko Nature Reserve, North Sulawesi. Sulawesi Dwarf Hornbill (Penelopides Exarhatus) at their nest cavity, where they have come to bring food to the female and chicks inside. Female Hornbill stay inside their nest in a hollow tree like this for the entire time they incubate their eggs and raise the chicks, wich can be three month. They are dependent on the male and older offspring from previousyears to deliver food regularly. April 2016