Alexander, R.M., “Principles of animal locomotion,” Princeton University Press, 2002.
Bels, V. and Whishaw, B., (Eds.) “Feeding in vertebrates,” Springer, 2019.
Goodall, J.M., “Nest building behavior in the free ranging chimpanzee,” Annals New York Academy of Science, 102, pp. 455-467, 1962.
Gans, C., “Why develop a neck?” in Berthoz, A., Graf, W. and Vidal, P.P., (Eds.) “The head-neck sensory motor system,” Oxford University Press, 1992.
Loscher, D. M., Meyer, F., Kracht, K., and Nyakatura, J.A., “Timing of head movements is consistent with energy minimization in walking ungulates,” The Royal Society Proceedings B, vol. 283, 20161908, 2016.