reproduction and growth of a rare, island-endemic - BioOne

912 JOURNAL OF MAMMALOGY Vol. 89, No. 4TABLE 1.—Changes in body mass of cavies (Cavia intermedia) 1st captured as immature (females: nipples not developed; males: nonscrotal) onMoleques do Sul Island, southern Brazil, from February 2004 to June 2005. ID ¼ individual identification number. Abbreviations for reproductivecondition: nn ¼ undeveloped nipples, dn ¼ developed nipples, prg ¼ pregnant, lac ¼ lactating, nt ¼ nonscrotal testes, st ¼ scrotal testes. See textfor additional details.Sex ID Date of capture Reproductive condition Mass (g) No. days since 1st captureFemale 493 3 March 2004 nn 175 08 April 2004 nn 425 371 July 2004 nn 450 122 a9 January 2005 dn 600 288449 4 April 2004 nn 250 030 April 2004 nn 300 26 a457 5 June 2004 nn 350 0472 6 June 2004 nn 400 04 November 2004 dn 575 1527 May 2005 dn 475 337775 6 June 2004 nn 450 029 June 2004 nn 450 23 a4 November 2004 dn 625 15110 December 2004 dn 675 1888 January 2005 dn 600 21831 January 2005 dn 675 2416 March 2005 lac 675 27528 March 2005 dn 600 2974 May 2005 prg 725 3341 June 2005 dn 575 363COR b 8 August 2004 nn 150 0976 3 September 2004 nn 450 02 October 2004 nn 550 303 November 2004 nn 525 6230 January 2005 nn 600 151 aPER 7 September 2004 nn 425 09 January 2005 dn 500 12630 January 2005 lac 550 1479 March 2005 dn 450 18528 March 2005 dn 450 2044 May 2005 dn 450 241731 2 February 2005 nn 450 04 May 2005 prg 525 123300 7 March 2005 nn 475 0301 7 March 2005 nn 400 0824 b 9 March 2005 nn 100 0816 10 March 2005 nn 275 01 June 2005 nn 350 82 a806 b 29 March 2005 nn 125 0804 8 May 2005 nn 250 0302 1 October 2004 nn 175 04 May 2005 dn 575 216Male 445 5 April 2004 nt 300 03 September 2004 st 600 15229 September 2004 st 500 1787 December 2004 st 600 247954 30 June 2004 nt 225 0303 1 October 2004 nt 400 0927 1 November 2004 nt 125 06 December 2004 nt 250 36 a771 6 December 2004 nt 200 07 January 2005 nt 275 33 a5 May 2005 st 500 152765 6 January 2005 nt 125 0767 6 January 2005 nt 475 0948 6 January 2005 nt 275 031 January 2005 nt 275 25 a10 March 2005 st 425 636 May 2005 st 475 120