What is s swan?

Swans are large aquatic birds, belonging to the family Anatidae. They are found all over the world but are most commonly found in the northern hemisphere. The different species of swans have different characteristics, but they generally have long necks, large wings, and a white or gray plumage. They are herbivores, feeding on plants and algae found in the water. Swans are known for their beautiful, graceful movements and are often featured in art and literature. They mate for life and are known for their strong social bonds. Swans are considered a symbol of love, loyalty, and devotion, and are a popular sight in parks and lakes where they are often fed by humans.