The swan is a majestic and graceful bird, known for its long neck and striking white feathers.

With a body length of about 1.5 meters and a weight of more than 10 kilograms, the swan is a large swimming bird that mainly feeds on the seeds, rhizomes, leaves, and seeds of aquatic plants.

They typically live in reedy lakes, reservoirs, and ponds.

Swans can be found in the wild on every continent except Africa. The four white species are distributed in the northern hemisphere and are collectively referred to as white swans or northern swans.

The black swan is distributed in places such as Australia in the southern hemisphere. Black-necked swans are distributed in South America and are collectively called southern swans, along with another genus of flat-billed geese.

Swans often move together as a family and raise their offspring together in small families. When they migrate, they gather in groups, but they still act in small groups. Several species of swans in the northern hemisphere have a migration distance of 2,000 to 6,000 kilometers, and their migration time and location are relatively fixed.

Apart from their natural environment, swans also have many legends and symbolic meanings associated with them in human culture. In European culture, swans are regarded as a symbol of purity, nobility, and elegance, and they often appear in fairy tales and poems, where they are described as transformed images of beautiful princes and princesses.

Due to their beauty and mysterious appearance, swans have become a common sight in tourist attractions and parks. Artificial lakes and ponds have been set up in the public areas of some cities, providing living and habitat places for swans, and attracting many tourists to watch them.

The swan is an auspicious bird in the hearts of people of all nationalities in the world and is known as a symbol of beauty, purity, nobility, elegance and loyalty. The swan is a precious animal with high aesthetic and cultural value, and is deeply loved and praised by people.

It is also important to remember that, like any other wild animals, we should keep an appropriate distance when in contact with swans, so as not to interfere with their normal life. When dealing with swans, we should respect their natural behavior and living environment, and avoid causing harm or disturbance to them.

Apart from their cultural significance, swans also play an important role in the ecosystem. They interact with other organisms through the food chain, help maintain the ecological balance of aquatic plants, and are also the top predators in the food chain.

Therefore, protecting the survival of swans is also of great significance for maintaining the balance and stability of aquatic ecosystems.

The swan is a beautiful and precious creature that is deeply loved and valued by people around the world. While it faces threats such as habitat destruction and illegal trade, we can take measures to protect these magnificent birds and preserve their place in our culture and in the natural world.