•  Owen-Smith,N.P. What should a Clever Ungulate eat? Centre for Resource Ecology, University of the Witwatersrand, Johannesburg.

•  Sukumar,R.; Gadgil,M. Male-Female Differences in Foraging on Crops by Asian Elephants . Centre for Ecological Sciences, Indian Institute of Science, Bangalore, India.

Reprints

•  Sukumar,R.; Gadgil,M.; (1988) Male Female Differences in Foraging on Crops Asian Elephant . Animal Behaviour. 1988. 36(4), 1233-1235

•  Sukumar,R.; (1990) Ecology of Asian Elephant in Southern India: II.Feeding Habits and Crop Raiding Patterns . Journal of Tropical Ecology. 1990. 6, 33-53

•  Venkataraman,A,B.; Arumugam,R.; Sukumar.R.; (1995). Foraging Ecology of Dhole (Cuon Alpinus) in Mudumalai Sanctuary, Southern India . Journal of Zoology. London. 1995. 237, 1-19

•  Sukumar,R.; Ramesh,R. Elephant Foraging: Is Browse or Grass more Important? A Week with Elephant. 368-374.

•  Charnov,E.L.; (1976). Optimal Foraging the Marginal Value Theorem . Theoretical Population Biology. New York. 1976. 9(2), 129-136

•  Kortlandt,A.; (1984). Habitat Richness, Foraging and Diet in Chimpanzees and some other Primates . Food Acquisition and Processing in Primates. 1984. 119-159

•  Milinski,M.; Heller,R.; (1978). Influence of a Predator on the Optimal Foraging Behaviour of Sticklebacks(Gasterosteus Aculeatus L.) . Nature, 1978. 275(5681), 642-644

•  Pyke,G.H.; Pulliam,H.R.; Charanov,E.L.; (1977). Optimal Foraging: A Selective Review of Theory and Tests . Quarterly Review of Biology. 1977. 52(2), 137-154

•  Rastogi,N.; Nair,P.; Kolatkar,M.; Gadagkar,R. Foraging Strategies in the Ants Myrmicaria Brunnea and Diacamma Ceylonense-Some Preliminary Observations. Entomon. 1997. 22(1), 79-81