El Guadalquivir (del árabe: الوادي الكبير al-wādi al-kabīr, «el río grande»), [1 ] antiguamente llamado Betis (del latín: Bætis, Baetis), es un río de España, cuyo cauce discurre por Andalucía.
The ecological role of species can vary among populations depending on local and regional differences in diet. This is particularly true for top predators such as the bottlenose dolphin (Tursiops truncatus), which exhibits a highly varied…