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The animal food mainly consisted of arthropods belonging to the subphyla Cheliceriformes (Arachnida) and Hexapoda (Insecta), although earthworms (Filo Annelida) were also consumed (Table 1).
Food items n Frequency of (Taxa and common names) occurrence (%) 2006 2010 2006 2010 Arthropoda Hexapoda, Insecta Orthoptera Acrididae (grasshoppers) 7 3 60 12 Gryllidae (crickets) 8 7 70 23 Isoptera Termitidae (termites) 7 42 30 46 Hymenoptera Formicidae (ants) 9 59 70 73 Apidae (bees) 1 10 Lepidoptera Rhophalocera (butterflies) 13 42 Hemiptera Cicadellidae (cicadas) 20 15 Cheliceriformes Arachnida Araneae (spiders) 12 21 70 58 Annelida Oligochaeta (earthworms) 3 12 Other unidentified items 4 13 30 38 Table 2.