Sex differences in grey seal diet reflect seasonal variation in foraging behaviour and reproductive expenditure: Evidence from quantitative fatty acid signature analysis

Earth & Environmental Sciences

• analysis 20%
• body size 7%
• breeding 6%
• carnivore 7%
• diet 67%
• dimorphism 10%
• diversity index 7%
• diving behavior 10%
• ecology 5%
• energy 17%
• energy storage 8%
• expenditure 78%
• fatty acid 69%
• foraging behavior 100%
• index 3%
• intraspecific variation 19%
• niche breadth 40%
• niche overlap 9%
• nutrient 4%
• predator 6%
• pregnancy 7%
• rate 2%
• sand 4%
• seasonal variation 63%
• young 4%

Agriculture & Biology

• Ammodytes 10%
• Ammodytidae 11%
• body size 5%
• breeding 4%
• carnivores 7%
• diet 39%
• dimorphism 7%
• ecology 5%
• energy 16%
• energy content 7%
• energy density 8%
• fatty acids 53%
• foraging 60%
• gender 21%
• gender differences 75%
• Halichoerus grypus 10%
• intraspecific variation 14%
• niches 24%
• nutrient reserves 9%
• predators 5%
• pregnancy 5%
• prey species 7%
• seals 78%
• seasonal variation 66%
• Sebastes 10%
• selectivity (chemistry) 7%