I often see the ravens and the peregrines but usually not all four together. The peregrines are like little Spitfires. They climb high above the big, slow-flapping but immensely strong ravens and then stoop down on them, wings folded back, talons out.
The ravens have this amazing trick of turning upside down as the peregrine dives down, presenting it with their substantial claws and protecting their heads.
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