WASHINGTON, D.C. 20549


                                    FORM 8-K

                                 CURRENT REPORT
                     Pursuant to Section 13 OR 15 (d) of the
                         Securities Exchange Act of 1934

                                  July 28, 2005
                Date of Report (Date of earliest event reported)

             (Exact Name of Registrant as specified in its Charter)


         Delaware                   333-92383                    06-1397316
(State or Other Jurisdiction     (Commission File             (I.R.S. Employer
      of Incorporation)               Number)                Identification No.)

                             251 Ballardvale Street
                         Wilmington, Massachusetts 01887
               (Address of Principal Executive Offices) (Zip Code)

              (Registrant's Telephone Number, including Area Code)

ITEM 2.02. Results of Operations and Financial Condition

The following information shall not be deemed "filed" for purposes of Section 18
of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or
incorporated by reference in any filing under the Securities Act of 1933, as
amended, or the Exchange Act, except as shall be expressly set forth by specific
reference in such a filing.

On July 28, 2005, Charles River Laboratories International, Inc. issued a press
release providing financial results for the second-quarter ended June 25, 2005.

The press release, attached as an exhibit to this report, includes "safe harbor"
language pursuant to the Private Securities Litigation Reform Act of 1995, as
amended, indicating that certain statements contained in the press release are
"forward-looking" rather than historic. The press release also states that these
and other risks relating to Charles River are set forth in the documents filed
by Charles River with the Securities and Exchange Commission.

ITEM 9.01. Financial Statements and Exhibits

     (a)  Not applicable.

     (b)  Not applicable.

     (c)  Exhibits.

          99.1 Press release dated July 28, 2005.


Pursuant to the requirements of the Securities Exchange Act of 1934, as amended,
we have duly caused this report to be signed on its behalf by the undersigned
hereunto duly authorized.

                                          CHARLES RIVER LABORATORIES 
                                          INTERNATIONAL, INC.

Dated: July 28, 2005

                                          By: /s/ Jody Acford 
                                              Jody Acford, Corporate Senior Vice
                                              President, General Counsel and
                                              Corporate Secretary

                                  Exhibit Index

Exhibit No.                 Description
-----------                 -----------
99.1                        Press release dated July 28, 2005.