Source: http://commons.wikimedia.org/wiki/File:Chesapeake_Bay_Retriever_(PSF).jpg animal mammal pet Chesapeake Bay Retriever
Source: http://commons.wikimedia.org/wiki/File:Chesapeake_Bay_Retriever_(PSF).jpg wikimedia common animals svg Chesapeake Bay Retriever
Source: http://commons.wikimedia.org/wiki/File:Chesapeake_Bay_Retriever_(PSF).jpg animal biology dog Chesapeake bay retriever