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

• Main Authors: NJ Lunn, John Arnould
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 1997
• Subjects: differential investment theory; otariids; maternal expenditure; sub-antarctic islands; review; Antarctic; Austral; Bird Island; Antarc*; Antarctic Fur Seals; Arctocephalus gazella
• Online Access: http://hdl.handle.net/10536/DRO/DU:30100657; https://figshare.com/articles/journal_contribution/Maternal_investment_in_Antarctic_fur_seals_evidence_for_equality_in_the_sexes_/20845975

Studies of the otariids (fur seals and sea lions), a highly sexually dimorphic group, have provided conflicting evidence of differential maternal expenditure in male and female offspring and, thus, suggestions that they conform to predictions of investment theory are equivocal. Since the mid-1970s,...