1. Biology Department; Laboratory of Ecology and Evolution of Social-Ecological Systems (LEA); Universidade Federal Rural de Pernambuco; Rua Dom Manoel de Medeiros, s/n 52171-900 Recife Pernambuco Brazil
2. Ethnobiology and Human Ecology Group; Universidade Federal de Alagoas; BR 104, Km 85, s/n 57.100-000 Rio Largo Alagoas Brazil