Some use camouflage.
offense
Seahorses have no known living predators (except for humans, who put them in tanks and use them in some medicine), but they do have the ability to slowly change colour, like a chameleon, so they match the leaf they are attached to. their defense is camouflage...
It does a defense sequense by playing dead
Their protection adaptations would include; Jaw Defense, Beak Defense, and Lack of Shell Defense.
There are male seahorses and female seahorses.
defense and protection
Earl's-defense is a system of fortifications for protection.
Seahorses have a unique prehensile tail that distinguishes them from other fish. This tail is capable of grasping and holding onto objects like seagrass or coral, providing stability and protection from currents and predators. Unlike most fish, seahorses swim vertically, and their specialized tail aids in maneuverability and anchoring in their environment. Additionally, male seahorses possess a brood pouch where they carry and protect their developing young.
Their protection adaptations would include; Jaw Defense, Beak Defense, and Lack of Shell Defense.
Seahorses have limited self-defense mechanisms. They primarily rely on their ability to camouflage with their surroundings, blending in with seagrass and corals to evade predators. Additionally, their prehensile tails allow them to anchor themselves to plants, making it harder for predators to reach them. Unlike many other fish, seahorses lack the ability to swim quickly or defend themselves aggressively.
Natural protection is a defense mechanism such as the skunk's spray. Camouflage coloring in butterflies is another form of natural protection.
Indemnity and defense