In the depths of the ocean, there lives a mysterious creature - the beluga whale. It is widely known for its beautiful and unique singing voice, which is melodious on the surface of the sea, like the sound of heaven, which makes people feel enchanted. Beluga whales, a large marine mammal, inhabit mainly shallow waters. It is usually between four and six metres long and can weigh 1.5 to 2 tonnes. Its head is rounded and its body is streamlined, like a well-built yacht, elegant and fluid. 
People often use the word "singing" to describe the song of the beluga whale, the melodious, melodious, moving melody, as if the call of the sea, but also like the symphony of nature. But in fact, the beluga whale's "singing" is not to show its talent, but a way for it to communicate, find a mate and convey warning messages. The study found that beluga whales have an area in their brain that is specifically responsible for vocalization. This area allows the beluga whale to use its singing voice to express emotions and wishes, communicate with its group members, find mates, and even warn of potential risks. 
The beluga whale's song is like a language that allows it to distinguish between geographical locations and groups. Different groups of beluga whales have their own unique singing styles, like human "dialects", through which they can identify the group to which other individuals belong and their safety. During the breeding season, male beluga whales attract the attention of females through their songs. If the female resonates with a certain song, she will actively move closer to the source of the song and mate with the male beluga whale to reproduce. 
While we still don't fully understand why beluga whales sing, we do know for sure that singing is a key means for beluga whales to socialize, find mates, and breed. Through singing, beluga whales are able to express emotions, obtain information, distinguish between geographical groups and reproduce and communicate with others. The singing behavior of beluga whales is undoubtedly a unique and wonderful way for them to survive and thrive in the world of the ocean.