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What are species?
How do species form?
How are species related?
The extended family
How many species are there?
Species distribution
Extinction

Categories of risk
in Mexico | in the world | International Trade
 
Species at risk
Priority species
Useful species for reforestation
Weeds species
Virtual herbarium
 
Invasive species
 
Birds
Species catalogues
Scientific collections
Information System
Biotica
Global network of Biodiversity Information
 
References
Websites
 
Print document (pdf)
 
 

Home - Species - Concepts - The extended family - Animals - fish, frogs, lizards, birds and mammals
 
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Ecosystems
Species
Genes
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Corridor
Region
Country
Planet
 
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