These statistics for 2017 were presented to the UK Parliament under the terms of the Animals (Scientific Procedures) Act 1986 and demonstrate the continuing commitment of the British biomedical sector to openness and transparency about animal research, combined with an ongoing commitment to replace, reduce and refine the use of animals for every project, commonly known as the 3Rs.
The figures show that 3,789,373 experimental procedures were conducted in Great Britain  in 2017, 3.7% fewer than in 2016. Over 96% of the procedures on animals involved mice, fish, rats and birds while cats, dogs and non-human primates accounted for less than 0.2% of studies.
There was a significant fall in the number of procedures on dogs (3847 procedures) and on primates (2960 procedures), the lowest number for over 40 years for both species. Continue reading