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Consequences
Vol. 3, No. 1, 1997
Do We Still Need Nature? The Importance of Biodiversity
Table 2
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Updated 11 November 2004
Consequences Vol. 3, No. 1, 1997
Table 2. Number of known living species in selected groups
INSECTS
950,000
PLANTS
270,000
ARACHNIDS
75,000
FUNGI
72,000
MOLLUSKS
70,000
VERTEBRATES
45,000
CRUSTACEANS
40,000
PROTOZOA (single-celled animals)
40,000
NEMATODES(a group of worms)
25,000
Source: UNEP Global Biodiversity Assessment, 1996
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Do We Still Need Nature?
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