Filed by Tyson Foods, Inc.
                           Pursuant to Rule 425 under the Securities Act of 1933
                                     and deemed filed pursuant to Rule 14a-12(b)
                                                 under the Securities At of 1934
                                                      Subject Company: IBP, inc.
                                                      Commission File No. 1-6085
                                                                    July 5, 2001





Media Contact:    Ed Nicholson
                  (501) 290-4591

Investor Contact: Louis Gottsponer
                  (501) 290-482

           Tyson Foods, Inc. Announces Expiration Date of Tender Offer

     Springdale, AR -- July 5, 2001 -- Tyson Foods, Inc. (NYSE: TSN) today
announced the expiration date of its cash tender offer to purchase up to 50.1%
of the outstanding shares of IBP, inc. (NYSE: IBP). The cash tender offer, which
commenced Tuesday, July 3, 2001, is now scheduled to expire on Friday, August 3,
2001 at 12:00 midnight, New York City time. Tyson extended the cash tender offer
to coincide with the Delaware Chancery Court's scheduled settlement hearings on
IBP's existing shareholder suit on August 3, 2001. Under the court approved
stipulation between Tyson and IBP this is the earliest date Tyson could be
obligated to purchase IBP shares in the cash tender offer.

About Tyson Foods, Inc.

Tyson Foods, Inc., headquartered in Springdale, Ark., is the world's largest
fully integrated producer, processor and marketer of chicken and chicken-based
convenience foods, with 68,000 team members and 7,000 contract growers in 100
communities. Tyson has operations in 18 states and 16 countries and exports to
79 countries worldwide. Tyson is the recognized market leader in almost every
retail and foodservice market it serves. Tyson's Cobb-Vantress subsidiary is a
leading chicken breeding stock supplier. In addition, Tyson is the nation's
second largest maker of corn and flour tortillas under the Mexican Original(R)
brand, as well as a leading provider of live swine.

About IBP, inc.

IBP, inc., headquartered in Dakota Dunes, South Dakota, is the world's largest
supplier of premium fresh beef and pork products, with more than 60 production
sites in North America, joint venture operations in China, Ireland and Russia
and sales offices throughout the world. The company, which generated annual
sales exceeding $16.9 billion in 2000, employs 52,000 people.

Forward Looking Statements

Certain statements contained in this communication are "forward-looking
statements," such as statements relating to future events and the proposed Tyson
merger with IBP. These forward-looking statements are subject to risks,
uncertainties and other factors that could cause actual results to differ
materially from historical experience or from future results expressed or
implied by such forward-looking statements. Among the factors that may cause
actual results to differ materially from those expressed in, or implied by, the
statements are the following: (i) the risk that Tyson and IBP will not
successfully integrate their combined operations; (ii) the risk that Tyson and
IBP will not realize estimated synergies; (iii) unknown costs relating to the
proposed merger; (iv) risks associated with the availability and costs of
financing, including cost increases due to rising interest rates; (v)
fluctuations in the cost and availability of raw materials, such as feed grain
costs; (vi) changes in the availability and relative costs of labor and contract
growers; (vii) market conditions for finished products, including the supply and
pricing of alternative proteins; (viii) effectiveness of advertising and
marketing programs; (ix) changes in regulations and laws, including changes in
accounting standards, environmental laws, and occupational, health and safety
laws; (x) access to foreign markets together with foreign economic conditions,
including currency fluctuations; (xi) the effect of, or changes in, general
economic conditions; and (xii) adverse results from on-going litigation. Tyson
undertakes no obligation to publicly update any forward-looking statements,
whether as a result of new information, future events or otherwise.

IMPORTANT INFORMATION

TYSON'S OFFER WILL BE MADE ONLY BY WAY OF AN OFFER TO PURCHASE AND RELATED
LETTER OF TRANSMITTAL AND ANY AMENDMENTS OR SUPPLEMENTS. MORE DETAILED
INFORMATION PERTAINING TO TYSON'S OFFER AND PROPOSED MERGER WITH IBP WILL





BE SET FORTH IN APPROPRIATE FILINGS TO BE MADE WITH THE SECURITIES AND EXCHANGE
COMMISSION ("SEC"), IF AND WHEN MADE. SHAREHOLDERS ARE URGED TO READ ANY
RELEVANT DOCUMENTS THAT MAY BE FILED WITH THE SEC BECAUSE THEY WILL CONTAIN
IMPORTANT INFORMATION. SHAREHOLDERS WILL BE ABLE TO OBTAIN A FREE COPY OF ANY
FILINGS CONTAINING INFORMATION ABOUT TYSON, LASSO AND IBP, WITHOUT CHARGE, AT
THE SEC'S INTERNET SITE (HTTP://WWW.SEC.GOV). COPIES OF ANY FILINGS CONTAINING
INFORMATION ABOUT TYSON CAN ALSO BE OBTAINED, WITHOUT CHARGE, BY DIRECTING A
REQUEST TO TYSON FOODS, INC., 2210 WEST OAKLAWN DRIVE, SPRINGDALE, ARKANSAS
72762-6999, ATTENTION: OFFICE OF THE CORPORATE SECRETARY (501) 290-4000.

Tyson and certain other persons named below may be deemed to be participants in
the solicitation of proxies. The participants in this solicitation may include
the directors and executive officers of Tyson. A detailed list of the names of
Tyson's directors and officers is contained in Tyson's proxy statement for its
2001 annual meeting, which may be obtained without charge at the SEC's Internet
site (http://www.sec.gov) or by directing a request to Tyson at the address
provided above. As of the date of this communication, none of the foregoing
participants individually beneficially owns in excess of 5% of IBP's common
stock. Except as disclosed above and in Tyson's proxy statement for its 2001
annual meeting and other documents filed with the SEC, to the knowledge of
Tyson, none of the directors or executive officers of Tyson has any material
interest, direct or indirect, by security holdings or otherwise, in Tyson or
IBP.

This communication is not an offer to purchase shares of IBP, nor is it an offer
to sell shares of Tyson Class A common stock which may be issued in any proposed
merger with IBP. Any issuance of Tyson Class A common stock in any proposed
merger with IBP would have to be registered under the Securities Act of 1933, as
amended and such Tyson stock would be offered only by means of a prospectus
complying with the Act.