Seahorse is a small marine animal, their body length is generally 5-30 cm because the head is bent like a horse's head, hence the name "seahorse". Although they move very slowly, they can quickly catch copepods that are good at hiding, and they can be regarded as "super hunters" in the ocean.

Although they do look a bit like horses in appearance, they are oddly small marine fishes.

There are not many species of seahorses in the world, and they are mainly distributed in the western Atlantic and Pacific regions. Not only do they have gills, which are unique to fish, but they also have very small pectoral and dorsal fins.

As long as we observe carefully, we will find that the dorsal fin of the seahorse is constantly swinging in the water, and the frequency is very fast, but it is too small to be easily found.

Of course, the appearance of seahorses is still different from that of ordinary fish. Their tail fins have degenerated and become protruding objects that can be curled like a monkey's tail.

The tail of the seahorse can hook all protruding objects to fix its body. Their fins are small and transparent, even if they are constantly swaying, they cannot move quickly.

Fortunately, seahorses have learned "camouflage". They can use body color camouflage and hardened leathery skin to disguise themselves as seaweed or coral according to changes in different environments, thereby avoiding enemy pursuit.

Biologists classify seahorses as fish, mainly because they have the same characteristics as fish, such as living in water, breathing with gills, swimming with fins, and having a spine composed of vertebrae.

These characteristics all indicate that they are fish, even if they have "horse heads", this fact cannot be changed.

Seahorses are fascinating sea creatures that have attracted attention for their unique appearance and behavior. Here is some relevant information about the reproductive process of seahorses:

1. Pairing and mating: Seahorses are sexed animals, and males and females play different roles in the reproductive process. They usually form stable pair bonds, and a pair of seahorses will live together for a long time.

During mating, male seahorses attract the attention of females by displaying their fins and colors and performing a series of dances and rolls.

2. Mating Dance: Male seahorses perform complex and beautiful mating dances to attract the attention of females. They wiggle, spin, change color, and roll over to show off their health and strength.

3. Females lay eggs: Female seahorses, after being attracted to the male, deposit their eggs into the male's abdomen through an organ called the "gestational sac." Male seahorses have a special pouch on their abdomen that protects and incubates the eggs.

4. Male fertilization and hatching: Once the female deposits her eggs into the male's pouch, the male seahorse goes through the fertilization process immediately. After fertilization, the male incubates and cares for the eggs until the baby seahorses hatch.

5. Hatching and Birth: In the male's pouch, the eggs hatch into baby seahorses. The incubation time varies by species but generally ranges from 10 to 45 days. Once hatching is complete, baby seahorses are gradually born through small holes in the pouch.

6. Independent life of seahorse pups: Once pups are born and out of the male's pouch, they begin to live independently. The rate at which baby seahorses grow varies from species to species, and they need to find food, learn to escape predators, and gradually adapt to the marine environment.

It should be noted that due to the complex reproduction process of seahorses and the influence of many environmental factors, the successful breeding of seahorses may face certain challenges in breeding. Therefore, expertise and experience are essential for successful seahorse breeding.