Hvad økologiske påvirkninger kan have bidraget til oprindelsen af bipedalisme?
Bipedalism
Hunt, Kevin (1996). "The postural feeding hypothesis: an ecological model for the evolution of bipedalism". South African Journal of Science. 92 (februar 1996): 77-90. Arkiveret fra originalen den 2017-03-05.
Bipedalism
Hunt, Kevin (1996). "The postural feeding hypothesis: an ecological model for the evolution of bipedalism". South African Journal of Science. 92 (February 1996): 77–90. Archived from the original on 2017-03-05.
Bipedalism