top of page

What Happened to Alex Pacheco?


animal rights, alex pacheco, animal compassion, animal abuse

Alex Pacheco, often hailed as the "Father of the Modern Day Animal Rights Movement" in the United States, has dedicated decades of his life to championing the cause of animal protection. 


While in college, it was an unplanned tour of a slaughterhouse that unleashed Alex Pacheco’s passion for defending animals. After witnessing the gruesome brutality firsthand, he founded The Ohio Animal Rights Committee at Ohio State University, marking the beginning of his activism for animals. Early threats from trappers and hunters were just the start of the opposition he would face in the years to come.


Sea Shepherd

Pacheco's activism reached new heights when he joined Captain Paul Watson aboard the Sea Shepherd for a whale protection campaign. Their mission was to confront an infamous whale-killing ship. the Sierra.


Ultimately both ships ended up sinking in Portuguese waters, and the mission brought attention to the sickening killing of these beautiful and intelligent animals.


Pacheco was later named Sea Shepherd’s Crew Member of the Year.


Before the ships had been sunk, the Portuguese government took away the passports of Pacheco, Watson, and a handful of other crew members in order to keep them in the country for possible prosecution. Alex swam across the river at the border into Spain, and eventually made his way to England. 


Pacheco’s Activism in England

Alex Pacheco then worked with founder of the underground Animal Liberation Front’s Ronnie Lee in London.


He also worked with the British Hunt Saboteurs Association, disrupting hunts and physically confronting hunters engaged in cruel practices. Along with other activists, Pacheco confronted hunters, often facing physical clashes with groups of up to 40 individuals. In these confrontations, the activists were subjected to whipping from hunters on horseback.


Pacheco and PETA

After Pacheco’s visa expired, he returned to the U.S. to focus on becoming a lobbyist for animals. He organized the first animal rights civil disobedience training sessions in the nation. 


In 1980, Pacheco co-founded PETA (People for the Ethical Treatment of Animals) and served as Chairman of the Board for 20 years. During his time at PETA, the organization became the largest animal rights group in the U.S.


Within months of founding the organization, Pacheco began working undercover in what would become known as the Silver Spring Monkeys case. 


Silver Spring Monkeys

Pacheco worked undercover for 4 months gathering evidence of disturbing cruelty towards animals at a federally funded animal research facility in Silver Spring, Maryland. His documentation of severe abuse, particularly towards macaque monkeys, led to the world's first police raid on an animal laboratory.


The raid, covered extensively by the media, exposed the shocking conditions and ignited a national conversation on the ethics of animal research. The case reached unprecedented heights, becoming the first and only laboratory animal case to reach the U.S. Supreme Court.


Pacheco's led a 15-year campaign against the laboratory's funding agency, the National Institutes of Health (NIH). Described by the New York Times as the nation's best-known animal rights case, the Silver Spring Monkeys case became a symbol of ethical concerns surrounding animal research, leaving an enduring impact on the animal rights movement.


Corporate Confrontations and Legislative Triumphs

Pacheco's impact extended beyond exposing cruelty in laboratories. As Chairman of PETA, he played a pivotal role in convincing major corporations, including General Motors, Phillips Petroleum, and Shell Oil, to reform their animal-related policies. His tactics ranged from high-profile campaigns to personally destroying his GM car in public during a press conference.


Shutting Down the World’s Largest Horse-Slaughter Company

In 1983, Pacheco embarked on a difficult mission to close down the largest horse slaughter operation in the world, in Texas, where over 30,000 horses were suffering. Working under perilous conditions, Pacheco faced repeated threats and even gunfire from horse ranchers. The county sheriff and sheriff's deputies actively pursued his arrest. Pacheco's work led to the appointment of a special prosecutor and the convening of a grand jury in the Waco horse slaughter case. Legendary criminal defense attorney Richard "Racehorse" Haynes defended Pacheco against felony charges, including horse theft and impersonating a federal officer. In the end, the world's largest horse-slaughter company was permanently closed.


Pacheco's relentless efforts to defend animals also paved the way for federal animal protection legislation in the form of the 1985 Amendments to the Federal Animal Welfare Act.


animal rights, alex pacheco, animal compassion, animal abuse

Pacheco and the Pentagon’s Wound Laboratory

Pacheco's undercover work in a Defense Department research facility resulted in a landmark order from U.S. Secretary of Defense Caspar Weinberger, as reported on the front page of the Washington Post. This order permanently shut down the Pentagon’s Wound Laboratory, where animals were being shot in underground ranges for weapon testing.


Unsatisfied with the initial victory, Pacheco continued his activism, leading protests until Secretary Weinberger issued a second order prohibiting the use of dogs or cats in any military ballistics training or research.


Subsequently, the Animal Liberation Front raided the Head Injury Laboratory at the University of Pennsylvania, seizing 60 hours of videotape recordings depicting severe brain damage experiments on live baboons. Pacheco, who obtained possession of these tapes, created the documentary "Unnecessary Fuss," exposing violations of federal law by university doctors.


Facing a grand jury investigation for the alleged theft of federal property, Pacheco was subpoenaed during a news conference calling attention to the university's violations. In response, he orchestrated an occupation of 15 federal offices at the National Institutes of Health, the agency funding the experiments.


The four-day occupation, garnering national media attention and congressional involvement, culminated in a secret meeting between Pacheco and the Chief of Staff for the U.S. Secretary of Health and Human Services, Margaret Heckler. This meeting ended in a deal leading to Secretary Heckler publicly announcing the termination of the $14 million Head Injury Laboratory at the University of Pennsylvania.


The closure, however, triggered retaliation, with Heckler losing her position. Leaders in the biomedical community pressured President Reagan, resulting in Heckler's removal and appointment as the U.S. Ambassador to Ireland.


“Adopt-A-Pet” and Beyond

In 2002, Pacheco co-founded Adopt-A-Pet, a revolutionary online platform connecting humane societies, animal rescue organizations, and the public. This initiative has facilitated millions of adoptions and reshaped the landscape of animal adoption.


Pacheco's dedication to finding solutions for dog and cat overpopulation led to the establishment of "600 Million Stray Dogs Need You" in 2010. The organization is working to develop the groundbreaking Spay and Neuter Cookie, to address the primary cause of dog and cat suffering globally.


The Fight Continues

Despite facing numerous threats, arrests, dangers, and many other challenges, Alex Pacheco's commitment to animal protection remains unshaken. From pioneering undercover investigations, to groundbreaking legal battles, to his current efforts to develop a revolutionary new form of animal birth control, he continues to be a driving force for positive change for animals.


What happened to Alex Pacheco? He has already reshaped the world for animals, and he isn't done yet!

bottom of page