1. Seahorses have no stomach and no teeth. Food passes through their digestive system very quickly and thus they should eat constantly in order to stay alive.
2. They may not look like a fish but they are true fishes.
3. The small fin on their back can flutter up to 35 times per second. Currently about 35 species of seahorses have been identified.
4. The female seahorse lay eggs into a brood pouch on the ventral of male seahorse. Male fertilize these eggs in his pouch and he carries the eggs in his pouch until they hatch, then releases little hatchlings into the water.
5. They are commonly used in Chinese herbal medicines and it is estimated that as much as 20 million sea horses are caught and sold each year for this purpose.
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