A leech is a type of ringworm. The leech is an animal from the group of aquatic worms and jawed animals. The body of the animal has the ability to contract and expand a lot, the length of the body is between 3 and 25 cm and the width of the body is about 1 cm. In front of the body, there is a winder that is composed of 2 rings, and the mouth is located in this area, and at the end of the body is a circular winder of 7 rings, which is connected to a point by this winder and is a support point for movement. to do.

Fascinating creatures! Just like crypto market trends, leeches can expand and contract to adapt to their environment. Their unique anatomy is a testament to evolution's ingenuity.