The chart below gives information about species used for animal testing in the U.S. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The pie chart illustrates the percentage of six animal species used in research experiments in the US.

Overall

, the most used animals for running experiments were , in the first place ,rabbits and , in second place ,hamsters. The animals ,which were on the list used were sheep and primates.

According to

the pie chart, the most useful creatures for animal testing were rabbits, with a percentage of 38.7%.

Secondly

, hamsters were one of the most useful animals for testing , representing 27.7%.

Additionally

,some tests were run on dogs too ,but only 10.2%.

Moreover

, pigs represent 9.3% of species used for animal testing,

while

having approximately the same number as primates, 9%.

Lastly

, the creatures that were used on the list for testing are sheep, with a percentage lower than 7.5%. The

last

three categories of mammals, sheep,primates and pigs were not as useful in running experiments as dogs, hamsters and rabbits.