Relationship between body mass and body length in capybaras (Hydrochoerus hydrochaeris)

  • Ferraz K
  • Bonach K
  • Verdade L
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Abstract

As a part of a management program we captured 39 capybaras (Hydrochoerus hydrochaeris) in an agroecosystem at the east central region of the State of São Paulo, Brazil from March 2001 to May 2002. Average adult male body mass was 54.1 ± 8.05 kg, and average adult female body mass was 62.0 ± 12.03 kg. Average juvenile male body mass was 23.0 ± 8.28 kg, and average juvenile female body mass was 26.7 ± 5.86 kg. Males and females presented a significant variation in the allometric relation between body mass and body length. Body mass and body length had a high correlation for both adult males and adult females. These results from capybaras in agroecosystem might be relevant for further management programs.Trinta e nove capivaras (Hydrochoerus hydrochaeris) foram capturadas como parte de um programa de manejo em um agroecossistema na região centro-oeste do estado de São Paulo, de março de 2001 a maio de 2002. A massa corpórea média de machos adultos foi de 54.1 ± 8.05 kg, enquanto que de fêmeas adultas foi de 62.0 ± 12.03 kg. A massa corpórea média de machos jovens foi de 23.0 ± 8.28 kg, enquanto que de fêmeas jovens foi de 26.7 ± 5.86 kg. Machos e fêmeas apresentaram variação significativa na relação alométrica entre massa e comprimento corpóreos. Massa e comprimento corpóreos apresentaram alta correlação entre machos e fêmeas adultas. Estes resultados de capivaras em agroecossistemas podem ser importantes para futuros programas de manejo.

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APA

Ferraz, K. M. P. M. de B., Bonach, K., & Verdade, L. M. (2005). Relationship between body mass and body length in capybaras (Hydrochoerus hydrochaeris). Biota Neotropica, 5(1), 197–200. https://doi.org/10.1590/s1676-06032005000100020

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