The chart shows the percentages of different groups of animals that are at risk of extinction. Endangered (%) Threatened (%) Birds 9.5 4.0 Reptiles and amphibians 12.0 3.5 Fish 14.1 7.6 Mollusks 24.0 4.0 Which claim is supported by the evidence in the chart? Fewer than ten bird species are endangered. More birds are at risk than reptiles. There are more mollusks at risk today than at any time in history. More fish are endangered than are threatened.