What are the physiological characteristics of dolphins?

Dolphins have torpedo-like streamlined bodies, smooth and hairless skin, and no external ears and hind legs. Their powerful tail fins are used to push themselves forward, paddle-shaped front fins are used to control the direction, and dorsal fins are used as stabilizers. It has 1 breathing holes on its head. When it comes out of the water, it will breathe. Most species have prominent mouths, sharp teeth and round foreheads.

In warm months, dolphins give birth to their young every two to three years. Newborn babies usually surface for their first breath with the help of their mothers or other female dolphins in the group. Feeding is also done underwater. Milk can be injected from the breast into the mouth of a child. Milk is rich in fat and glucose, which contributes to the rapid growth of small dolphin.

Symbolic significance of dolphins:

1, dolphin means love, and dolphin is also a symbol of love, wisdom and beauty. Giving dolphins dolls or ornaments between lovers means giving dolphins dolls or ornaments to long-term and exclusive friends, which symbolizes the strong friendship between them.

Dolphin is a symbol of love, because people regard dolphins as the patron saint of love. If a boy gives a dolphin-like gift to a girl, it means that the boy will protect the girl, and the girl will also give a dolphin-like gift to the boy, which means that the girl will fall in love with the boy directly.

3. Dolphin is a symbol of wisdom. Whenever dolphins hunt, they will flick their tails and become extraordinary hunters, galloping on the sea. They are clever, cunning, sophisticated and fierce, and they are extraordinary hunters that cannot be ignored. Dolphins can easily play with their prey and enjoy themselves in marine hunting grounds.