Attributes / relations provided by
♦ ¹Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ ²Temporal Variation in Food Web Structure: 16 Empirical Cases, Kenneth Schoenly and Joel E. Cohen, Ecological Monographs, 61(3), 1991, pp. 267–298
♦ ³Species Interactions of Australia Database, Atlas of Living Australia, Version ala-csv-2012-11-19
♦ ⁴Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London