Geographical and temporal patterns in the diet of pintail Anas acuta, wigeon Anas penelope, mallard Anas platyrhynchos and teal Anas crecca in the Western Palearctic

Agrikultur & biologi

• Anas penelope 100%
• Anas acuta 95%
• Anas crecca 94%
• Anas platyrhynchos 72%
• eating habits 66%
• ducks 48%
• ducklings 31%
• diet 31%
• invertebrates 30%
• Hippuris vulgaris 22%
• breeding season 21%
• Stuckenia pectinata 18%
• Scirpus 18%
• nutrition research 17%
• game animals 16%
• Carex 15%
• Hordeum vulgare 12%
• Oryza sativa 10%
• digestive system 9%
• methodology 9%
• autumn 9%
• sampling 8%
• winter 8%
• birds 7%
• seeds 6%

Mark- och miljövetenskap

• diet 53%
• invertebrate 26%
• breeding season 25%
• sampling technique 22%
• food requirement 15%
• digestive system 14%
• Europe 13%
• quarry 10%
• plant species 9%
• seed 8%
• bird 8%
• autumn 8%
• food 6%
• winter 6%
• need 5%
• method 2%