Kampfläufer

Calidris pugnax

Kampfläufer (Philomachus pugnax)
Kampfläufer (Philomachus pugnax)

Quelle und Links

  • Van Gils, J., Wiersma, P. & Kirwan, G.M. (2019). Ruff (Calidris pugnax). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/53943 on 14 July 2019).
  • Karte: San Jose, 1 April 2007, adapted by Chumwa, 6 May 2008 [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons