Data retrieved from IUCN Red List, on 17:32, 14 February 2009 (UTC). Total number of species from Table 1. Number of species in VU, EN and CR from Table 2.
Not all species from the "total number of species" column are assessed by IUCN, so these percentages refer to the minimum proportion of species which qualify for listing. See source documents for details.
{{Information |Description=Percentage of species listed on the IUCN Red List, by group. |Source=Self-made with OpenOffice.org. Data sources below. |Date=September 2007 |Author=H2g2bob }} ==Data== Data from [http://www.iucnredlist.org/inf