Aves esteparias y colonias de grullas de Cabeza del Buey Nature · Cabeza del Buey, La Serena, Badajoz Image of Cabeza del Buey, not of the place itself. The municipal term of Cabeza del Buey, in the Sierra del Pedregoso, is one of the most notable birdwatching sites in the region, with cranes, griffon vultures, golden eagles, black storks, lesser kestrels and great bustards. n/a Photo: Axel Cotón Gutiérrez (CC BY-SA 4.0) What to see and do in Cabeza del Buey