The group formed the same leaderless-resistance model as the Animal Liberation Front (ALF), which consists of small, autonomous, covert cells acting independently. The Bite Back communique also explained who the revolutionary cells were and why they exist: Revolutionary Cells Guidelines was posted on the Bite Back website after the second bombing: Template:Quotation Structure and aims Then acting Chancellor, Norman Abrams, said the university 'remains steadfast in its commitment to the lawful use of laboratory animals in research for the benefit of society.' Philosophy Guidelines UCLA offered a reward for information leading to the arrest of the bomber. The device failed to explode because of a faulty fuse. On June 24, 2007, an explosive device was placed under a car belonging to Arthur Rosenbaum, a pediatric ophthalmologist who carries out animal experimentation with cats and rhesus monkeys at the Jules Stein Eye Institute at UCLA. These attacks are alleged to be have been perpetrated by Daniel Andreas San Diego, who was featured on America's Most Wanted and has been placed on the FBI's most wanted A statement was again released from the group to Bite Back this time also including their manifesto. Shaklee was targeted because its parent company, Yamanouchi Pharmaceutical, does business with Huntingdon Life Sciences. In September 2003, the RCALB took responsibility for another bombing, this time at the offices of Shaklee Inc. No casualties resulted from the second blast however, as the second device was discovered and the area cleared before the explosion. This tactic was used in double-bombings committed by Eric Robert Rudolph, a right-wing terrorist, in 1997. One of the bombs exploded an hour after the first, possibly in an effort to target police and federal agents responding to the first blast. A group calling itself Revolutionary Cells of the Animal Liberation Brigade e-mailed a statement to reporters taking credit for the bombing which was also posted on the Bite Back website.

Chiron was targeted because of a contract with Huntingdon Life Sciences, a New Jersey-based animal testing contractor.

Both devices were packed with nails to act as shrapnel. The RCALB took credit for its first action on August 27, 2003, when two 'pipe bombs filled with an ammonium nitrate' were placed at Chiron corporation's offices in Emeryville, California.

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