References

Caro, T. M. (1976). “Observations on the ranging behaviour and daily activity of lone silverback mountain gorillas (Gorilla gorilla beringei).” Animal Behaviour 24(4): 889-897.

Fossey, Dian (1974). “Observations on the home range of one group of mountain gorillas (Gorilla gorilla berinigei).” Animal Behaviour 22(3): 568-581.

Fossey, Dian (1983). Gorillas in the Mist. Boston, Houghton Mifflin Co.

Hamburg, David A. and Elizabeth R. McCown (1979). The Great Apes. California, The Benjamin/Cummings Publishing Co.

Harcourt, A. H. (1979). “Social relationships among adult female mountain gorillas.”
Animal Behaviour 27(1): 251-264.

Harcourt, A. H. (1979). “Social relationships between adult male and female mountain gorillas in the wild.” Animal Behaviour 27: 325-342.

Lindsley, T. and A. Sorine (2001). “Gorilla gorilla beringei.” Animal Diversity Web.
http://animaldiversity.ummz.edu/site/accounts/information/Gorilla_gorilla_beringei.html

Maple, Terry L. and Michael P. Hoff (1982). Gorilla Behavior. New York, Van Nostrand Reinhold Co.

Remis, Melissa J. (1997). “Ranging and grouping patterns of a western lowland gorilla group at Bai Hokou, Central Africa Republic.” American Journal of Primatology 43: 111-133.

Robbins, Martha M. (1996). “Male-male interactions in heterosexual and all-male wild mountain gorilla groups.” Ethology 102: 942-965.

Robbins, Martha M. (1999). “Male mating patterns in wild multimale mountain gorilla groups.” Animal Behaviour 57(5): 1013-1020.

Scott, Jennifer and Joan S. Lockard (1999). “Female dominance relationships among captive western lowland gorillas: comparisons with the wild.” Brill Academic Publishers 136(10): 1283-1310.

Sicotte, Pascale (1993). “Inter-group encounters and female transfer in mountain gorillas: influence of group composition on male behavior.” American Journal of Primatology 30: 21-36.

Stokes, Emma J. and J. Richard Parnell (2003). “Female dispersal and reproductive success in wild western lowland gorillas.” Behavioral Ecology and Sociobiology 54(4): 329-339.

Watts, D. P. (1985). “Relations between group size and composition and feeding competition in mountain gorilla groups.” Animal Behaviour 33(1): 72-85.

Watts, David P. (1994). “The influence of male mating tactic on habitat use in mountain gorillas (Gorilla gorilla beringei).” Primates 35(1): 35-47.

Weber, Marissa. (2000). “The Mountain Gorilla.” http://www.personal.psu.edu/users/m/l/mlw199/

http://www.everwonder.com/david/gorillas/index.html

http://primates.com/gorillas/gorilla-info.html

http://www.worldwildlife.org/gorillas/threats.ctn