TY - GEN ID - orgprints14778 UR - http://orgprints.org/14778/ A1 - Zeltner, Esther A1 - Hirt, Helen Y1 - 2008/// N2 - Hens well adapted to free-range systems should react quickly to avoid an attack by a predator but should also be able to return to the hen run soon after to ensure good use of the outside area. PB - Elsevier B.V. KW - Biogeflügelhaltung KW - Schreckreaktion KW - Legehennenhaltung: Schreckreaktion von verschiedenen Hybriden KW - Laying hens KW - Fear reaction KW - Free-range KW - Genetic strains TI - A note on fear reaction of three different genetic strains of laying hens to a simulated hawk attack in the hen run of a free-range system SP - 69 AV - restricted EP - 73 ER -