Attributes / relations provided by
♦ 1FOOD OF THE BOOTED EAGLE (HIERAAETUS PENNATUS) IN CENTRAL SPAIN, José P. Veiga, RAPTOR RESEARCH VOL. 20 (3/4): 120-123
♦ 2Correlates between morphology, diet and foraging mode in the Ladder Snake Rhinechis scalaris (Schinz, 1822), Juan M. Pleguezuelos , Juan R. Fernández-Cardenete , Santiago Honrubia , Mónica Feriche , Carmen Villafranca, Contributions to Zoology, 76 (3) 2007