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jstor.org
Barreto, Guillermo R.; Herrera, Emilio A. (1998). "Foraging patterns of capybaras in a seasonally flooded savanna of Venezuela". Journal of Tropical Ecology. 14 (1): 87–98. doi:10.1017/S0266467498000078. JSTOR2559868.
Mones, Alvaro; Ojasti, Juhani (16 Jun 1986). "Hydrochoerus hydrochaeris". Mammalian Species (264): 1–7. doi:10.2307/3503784. JSTOR3503784.
Quintana, R.D.; Monge, S.; Malvárez, A.I. (1998). "Feeding patterns of capybara Hydrochaeris hydrochaeris (Rodentia, Hydrochaeridae) and cattle in the non-insular area of the Lower Delta of the Paraná River, Argentina". Mammalia. 62 (1). doi:10.1515/mamm.1998.62.1.37. S2CID83976640.
si.edu
nationalzoo.si.edu
"Capybara Facts". Smithsonian National Zoological Park. Diarkibkan daripada yang asal pada 3 September 2005.