black cormorant perched on bare tree branches

cormorant perched bare branches blue sky low angle wildlife birdwatching glossy feathers long neck orange bill aquatic bird tree silhouette clear natural light ornithology nature outdoor avian of prey sunlight tranquil scene wild animal black plumage winter sharp beak portrait elegance vertebrate undomesticated environment habitat ecosystem branch theme creature birdlife feather texture glow resting peaceful avifauna observing daylight serene survival adaptation perching conservation biodiversity