california wildlife series - raven flying against blue sky - corvus corax principalis

california wildlife series quail valley small ground-dwelling bird world family birds curving crest plume six feathers droops forward black males brown females flanks white streaks callipepla californica male walking grass diego garden htbphotos john katharina notarianni websites print media perched aeonium swartkop plant raven flying blue sky larger-bodied passerine species genus corvus corax principalis common duo pair wings outstretched