English Deutsch Français Italiano Español Português 繁體中文 Bahasa Indonesia Tiếng Việt ภาษาไทย
All categories

1 answers

As a soft guide, however, the numbers of identified species as of 2004 can be broken down as follows:

* 287,655 plants, including:
o 15,000 mosses,
o 13,025 ferns,
o 980 gymnosperms,
o 199,350 dicotyledons,
o 59,300 monocotyledons;
* 74,000-120,000 fungi[1];
* 10,000 lichens;
* 1,250,000 animals, including:
o 1,190,200 invertebrates:
+ 950,000 insects,
+ 70,000 molluscs,
+ 40,000 crustaceans,
+ 130,200 others;
o 58,808 vertebrates:
+ 29,300 fish,
+ 5,743 amphibians,
+ 8,240 reptiles,
+ 9,934 birds,
+ 5,416 mammals.

However the total number of species for some phyla may be much higher:

* 5-10 million bacteria
* 1.5 million fungi;

2007-02-02 19:46:15 · answer #1 · answered by meodowla 3 · 0 0

fedest.com, questions and answers