Literature
  • 1965
  • The food of the common porpoise (Phocaena phocaena). J. Zool., Lond. 146: 114-122
  • 1998
  • Prey delivered to Roseate Tern chicks in the Azores. Journal of Field Ornithology 69: 419-429
  • Rauer-Gross 1989
  • Zur bedeutung von Fishe in Beutespektrum des Fischotters (Lutra lutra) im Waldviertel (Osterreich). Stapfia 20: 155-168
  • 1986
  • The size of minnow prey in the diet of young Kingfishers Alcedo atthis. Bird Study 33: 6-11
  • Recchia, 1989
  • Stomach contents of harbour porpoises, Phocoena phocoena (L.), from the Bay of Fundy. Can . J. Zool. 67: 2140-2146
  • Reijnders, Keijl 1997
  • Stormmeeuwen Larus canus eten Kleine Zeenaalden Syngnathus rostellatus. Sula 11(4): 227-229
  • Reinert 1976
  • Lomvigin I-VI. Dimmalaetting 99 (97)4, (98)5, (100)3, (102)5, (107)3,8 (114)4-5
  • Reinhold 1996
  • Nahrungsökologie des Kormorans (Phalacrocorax carbo) auf Helgoland. Msc thesis Humbolt University, Berlin and Vogelwarte Helgoland, Helgoland, 72p
  • , Hinge 1996
  • Foods brought to the nest by breeding Kingfishers Alcedo atthis in the New Forest of southern England. Bird Study 43: 96-102