O’ mother where wert thou? Maternal strategies in the southern elephant seal: a stable isotope investigation.

• Main Authors: Matthieu Authier, Anne-Cécile Dragon, Pierre Richard, Yves Cherel, Christophe Guinet
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Published: 2012
• Subjects: Antarctic; Îles Kerguelen; Kerguelen; Antarc*; Elephant Seal; Elephant Seals; Southern Elephant Seal; Southern Elephant Seals
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1062.2077; http://www.cebc.cnrs.fr/publipdf/2012/APRS279_2012.pdf

Maternal effects are widespread in ecology and can alter the dynamics of a population. We investigated the impact of maternal foraging strategies on offspring weaning mass-a proxy of maternal foraging success and of offspring survival-in southern elephant seals on îles Kerguelen. Using 4 years of da...