Fig 1. Proportion of reptile species assigned to extinction risk categories by IUCN manual assessment (assessed) and by an automated assessment model (Data Deficient and Not Evaluated).

(A) Grouping categories into threatened and nonthreatened and (B) specific extinction risk categories: CR, Critically Endangered; EN, Endangered; LC, Least Concern; NT, Near Threatened; VU, Vulnerable. Number of species in each category is indicated above each bar. Significant differences in a Pearson’s χ² test are indicated by asterisks, colored according to which proportions are being compared (S7 Table). The data underlying this figure can be found in S2 Data.