Prototheriaegg-laying mammals


    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • duck-billed platypus
      Ornithorhynchus anatinus
    • short-beaked echidna
      Tachyglossus aculeatus
    • short-beaked echidna
      Tachyglossus aculeatus
    • short-beaked echidna
      Tachyglossus aculeatus
    • short-beaked echidna
      Tachyglossus aculeatus
    • short-beaked echidna
      Tachyglossus aculeatus
    • short-beaked echidna
      Tachyglossus aculeatus
    • short-beaked echidna
      Tachyglossus aculeatus