Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

On and effective February 12, 2013, the Board of Directors of VCA Antech, Inc. (the "Company") amended and restated its bylaws, as reflected in the Company's Third Amended and Restated Bylaws (the "Restated Bylaws"), a copy of which is attached as Exhibit 3.1 to this Form 8-K. The changes to the Company's bylaws include:

? Permitting the Company to hold meetings of stockholders by means of remote communication;

? Requiring that, if at any meeting action is proposed to be taken which would entitle stockholders to appraisal rights, the notice of such meeting must contain a statement to that effect and a copy of the relevant Delaware statute;

? Clarifying that majority voting is the standard for actions of stockholders, except for election of directors in "contested elections";

? Adding resignation procedures for incumbent directors who fail to be elected by a "majority of the votes cast" in uncontested elections;

? Allowing the Company to set one date for purposes of determining which stockholders are entitled to notice of a meeting of stockholders and a later date for purposes of determining which stockholders are entitled to vote at such meeting;

? Revising the applicable advance notice period for stockholder notice of business to be presented at an annual meeting or a director nomination to be raised at an annual meeting from not less than 60 days nor more than 90 days prior to a meeting date corresponding to the prior year's annual meeting to not less than 90 days nor more than 120 days prior to a meeting date corresponding to the prior year's annual meeting;

? Certain clarifying amendments regarding director and officer indemnification; and

? Providing for the delivery of notices to stockholders and directors by means of electronic transmission.

The Restated Bylaws also include a number of technical, procedural, clarifying, conforming and administrative changes. The foregoing description of the amendment to the Company's bylaws is qualified in its entirety by reference to the complete text of the Restated Bylaws which are attached as Exhibit 3.1 to this Form 8-K, and are incorporated herein by reference.

Item 9.01: Financial Statements, Pro Forma Financial Information and Exhibits

(d) Exhibits

3.1 Third Amended and Restated Bylaws of VCA Antech, Inc.

---