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Reproductive investment by females in semi-domesticated reindeer

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Author(s): Ilpo Kojola | Eija Eloranta

Journal: Rangifer
ISSN 1890-6729

Volume: 10;
Issue: 3;
Start page: 343;
Date: 2010;
Original page

Keywords: reindeer | sex ratio | maternal investment | reproductive investment

ABSTRACT
This paper discusses maternal investment in a herd of semi-domesticated reindeer in Kaamanen, Finnish Lapland (69°N 27°E). Male-producing cows weighed 2% more at the previous conception then the female-producing cows did. The body weight of cow accounted for more of the variation of birth sex ratio than the age or the parity. The lightest cows (
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