Three razorbills sit on the edge of a cliff interacting with each other in a seabird colony as other seabirds fly around in the background

razorbill seabird guano preen flapping wildlife couple animal behaviour pair birds plumage ethology handa island biodiversity lovers flap ecology biodiversity crisis interaction nature clifftop black and white trio environment flying niche shelf soaring maritime scotland watching alca torda rocks sea cliff aquatic fly wings wild cliff inaccessible sea alert ledge feather thrift climate change landscape marine breast