Nests of birds that used the sampled guava orchards, located in Sergipe, northeastern Brazil, for reproduction. A) Columbina talpacoti, B) Columbina picui, C) Columbina minuta, D) Mimus saturninus, E) Furnarius rufus, F) Sporophila albogularis, G) Fluvicola nengeta, H) Polioptila plumbea, I) Turdus rufiventris, J) Crypturellus parvirostris K) Phacellodomus rufifrons, L) Crotophaga ani. Photos: Cleverton da Silva.