Chough (Pyrrhocorax pyrrhocorax) Science Article 6
abstract
Capsule Variation in prey availability appears to influence Chough fledging success and juvenile survival. Aims To determine seasonal and annual variations in Chough prey and how these influence fledging success and juvenile survival.
CHRISTIAN KERBIRIOU and ROMAIN JULLIARD, Bird Study (2007) 54, 296-306