About Replacing Animal Research

We are Replacing Animal Research.

For over 50 years, we’ve been fighting for a future where no animal suffers for science.

Why our work matters

Rat Silhouette

2.54 million

scientific procedures were carried out using animals in 2024 in Great Britain.

Mouse Paw Silhouette

95%

of all procedures used mice, rats, birds, or fish

1.3%

1.3%

of all procedures used specially protected species (cats, dogs, horses, and non-human primates).

About us

Ethics doesn’t start and end with humans, and just because we’re working to save peoples’ lives doesn’t mean we have the right to cause other living things to suffer. We can only truly call our work ethical when we’ve minimised the harm we cause, and [Replacing Animal Research]’s commitment to this mission makes me really excited about the career I’ve chosen.

Grace Houston – 2024 Summer Studentship winner