Bilateriabilaterally symmetrical animals


    • South American squirrel monkey
      Saimiri sciureus
    • black squirrel monkey
      Saimiri vanzolinii
    • collared antshrike
      Sakesphorus bernardi
    • Salamandra salamandra
    • Salamandrella keyserlingii
    • Newts, Salamanders
      Salamandridae
    • Newts, Salamanders
      Salamandridae
    • Salamandrina terdigitata
    • Saldula coxalis
    • Salebriaria engeli
    • Salebriaria engeli
    • Salebriaria engeli
    • Dorado
      Salminus brasiliensis
    • Atlantic salmon
      Salmo salar
    • Atlantic salmon
      Salmo salar
    • Atlantic salmon
      Salmo salar