The pie chart illustrates the proportions of different animal species used for testing purposes in the United States.
Overall, rabbits and hamsters account for the largest shares of animals used in experiments, while sheep represent the smallest proportion. The remaining species are used in relatively similar but smaller amounts.
In detail, rabbits make up the highest percentage at 38.7%, indicating that they are by far the most commonly used animals for testing. This is followed by hamsters, which account for 27.7%, meaning that together these two species comprise over two-thirds of the total.
Dogs represent 10.2% of animals used, slightly higher than pigs at 9.3%. Primate testing is also relatively limited, accounting for 9% of the total. Finally, sheep are the least used species, with a figure of approximately 5%.
