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Maternal investment in Antarctic fur seals: evidence for equality in the sexes?

✍ Scribed by Nicholas J. Lunn; John P. Y. Arnould

Publisher: Springer
Year: 1997
Tongue: English
Weight: 482 KB
Volume: 40
Category: Article
ISSN: 0340-5443
DOI: 10.1007/s002650050351

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In polygynous and sexually dimorphic mammals, parents may be expected to bias their investment towards sons because variation in reproductive success is usually higher among males than among females. Moreover, male reproductive success often depends on adult body size, which, in turn, may depend on