You asked:

what kind of animal is a seahorse

  • fish, Actinopterygii, Osteichthyes, Teleostei, Syngnathidae, Neopterygii, Acanthopterygii and Syngnathiformes.
  • fish
    fish
    fish

  • Actinopterygii
    Actinopterygii
    Actinopterygii

  • Osteichthyes
    Osteichthyes
    Osteichthyes

  • Teleostei
    Teleostei
    Teleostei

  • Syngnathidae
    Syngnathidae
    Syngnathidae

  • Neopterygii
    Neopterygii
    Neopterygii

  • Acanthopterygii
    Acanthopterygii
    Acanthopterygii

  • Syngnathiformes
    Syngnathiformes
    Syngnathiformes