TY - JOUR AU - Searby A. & Jouventin P PY - 2005// TI - The double vocal signature of crested penguins : is the identity coding system of rockhoppers Eudyptes chrysocome due to phylogeny or ecology ? T2 - J. Avian Biol. JO - Journal of avian biology SP - 449 EP - 460 VL - 36 SN - 0908-8857 N1 - exported from refbase (http://publi.ipev.fr/polar_references/show.php?record=3386), last updated on Fri, 24 Apr 2009 14:48:57 +0200 ID - SearbyA.&JouventinP2005 ER -