Minimizing Harm to Laboratory Rabbits in Research

Rabbits are widely used in antibody production, toxicology testing, and biomedical research, and their welfare needs are distinct from rodents and require specific management approaches.

Key Facts

Rabbits are the third most commonly used laboratory animal in the EU after mice and rats
They are highly sensitive to stress — handling, unfamiliar environments, and restraint can cause cardiac arrhythmias
Rabbits can die from fear alone — a condition called capture myopathy from extreme stress-induced muscle damage
Ear veins are commonly used for blood sampling and injection — proper technique minimizes pain and vascular damage
Social housing is strongly recommended for rabbits as solitary housing increases stress indicators significantly
Rabbits require the ability to stand fully upright on their hind legs — standard cage heights frequently prevent this
Hay must be provided continuously for dental health — rabbits have continuously growing teeth requiring wear
The Polyclonal Antibody Production process historically caused significant pain — alternatives are increasingly available

Welfare Considerations

Rabbit welfare in laboratory settings is compromised by both housing inadequacies and the specific nature of procedures for which they are commonly used. Antibody production involves repeated injections of antigens with adjuvants that cause significant inflammatory reactions — a use that has generated particular welfare concern and driven development of in vitro alternatives. Housing that prevents full upright posture frustrates a fundamental postural need. Dental disease from inadequate hay provision causes chronic pain. The extreme stress sensitivity of rabbits means that routine handling and husbandry procedures carry welfare risks that require specific training and low-stress technique. The 3Rs framework applied to rabbit research prioritizes development of in vitro antibody alternatives, group housing protocols, and refinement of common procedures including blood sampling technique.

What You Can Do

Support development and adoption of in vitro antibody alternatives that eliminate rabbit use in polyclonal production
Advocate for cage height standards that allow full upright posture for laboratory rabbits
Donate to 3Rs organizations developing rabbit-specific refinement guidelines and low-stress handling protocols
Support institutional investment in rabbit-specific welfare training for all laboratory personnel
Choose consumer products from companies committed to eliminating rabbit testing from their supply chains