Exhibit 16.1 Cordovano and Honeck LLP Certified Public Accountants - -------------------------------------------------------------------------------- 201 Steele Street Suite 300 Denver, Colorado 80206 (303) 329-0220 Phone (303) 316-7493 Fax November 18, 2005 Securities and Exchange Commission 450 Fifth Street, NW Washington, D.C. 20549 Re: Avalon Oil & Gas, Inc. (formerly XDOGS, Inc.) Commissioners: We were previously the principal accountants for Avalon Oil & Gas, Inc. (formerly XDOGS, Inc.), and we reported on the financial statements of XDOGS, Inc. as of March 31, 2005 and 2004, and for the two years then ended. We have not provided any audit services to Avalon Oil & Gas, Inc. since the audit of the March 31, 2005 financial statements. On November 15, 2005, our appointment as principal accountants was terminated. We have read Avalon Oil & Gas, Inc.'s statements which we understand will be filed with the Commission pursuant to Item 4 of Form 8-K. We agree with the statements concerning our Firm in such Form 8-K. Very truly yours, /s/ Cordovano and Honeck LLP - ---------------------------- Cordovano and Honeck LLP