Spiny echidna Tachyglossus aculeatus Location: U.S. National Museum of Natural History, Washington, DC Year: 2008 Merckdigitals catalogue number: 22-53329 Comments:

Spiny echidna Tachyglossus aculeatus (detail of above) Location: U.S. National Museum of Natural History, Washington, DC Year: 2008 Merckdigitals catalogue number: 22-53329 Comments:

Spiny echidna Tachyglossus aculeatus Location: U.S. National Museum of Natural History, Washington, DC Year: 2013 Merckdigitals catalogue number: 22-83221 Comments:

Spiny echidna Tachyglossus aculeatus (detail of above) Location: U.S. National Museum of Natural History, Washington, DC Year: 2013 Merckdigitals catalogue number: 22-83221 Comments:

Spiny echidna Tachyglossus aculeatus Location: U.S. National Museum of Natural History, Washington, DC Year: 2013 Merckdigitals catalogue number: 22-83222 Comments:

Spiny echidna Tachyglossus aculeatus Location: U.S. National Museum of Natural History, Washington, DC Year: 2013 Merckdigitals catalogue number: 22-83224 Comments:

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