black headed gulls in winter plumage, chroicocephalus ridibundus. generative ai

winter white portrait ice bird environment adult ornithology plumage habitat coast feathers birdwatching vertebrate seabird gull scales feeding keratin gregarious charadriiformes aerodynamics blackheaded behaviour scavenging monogamous filaments warm blooded chambered heart black primary chroicocephalus ridibundus contour eclipse garrulous grey back larinae living dinosaur neat noisy secondary sexes alike strand line tidy moult generative headed gulls