Morphological traits explain the individual position within resource-consumer networks of a Neotropical marsupial

Data containing 1) food items found in 347 fecal samples of the gracile mouse opossum Gracilinanus agilis in four savanna woodland (locally known as cerradão) areas within the Brazilian savanna (Cerrado) during the warm-wet and cool-dry seasons; and 2) traits of G. agilis individulas for which food items were identified, including: body mass, body length, tail length, body condition, reprodcutive condition and botfly parasitism.