Camponotus (Myrmmobrachys) workers feed from a bird dropping. These ants house bacterial symbionts (Blochmannia) in their guts that allow them to process such nitrogen-rich resources. Alluriquín, Pichincha, Ecuador
A Camponotus major worker. Icononzo, Tolima, Colombia
A Camponotus (Myrmobrachys) ant feeds from the nectaries of an Inga plant. The plant presumably gains protection from herbivorous insects by attracting ants in this manner. Jatun Sacha reserve, Napo, Ecuador