lup3idecatiris
lup3idecatiris lup3idecatiris
  • 18-01-2016
  • Biology
contestada

Every year _______ species go extinct.
a. 3
b. 72
c. 1000
d. 20000

Respuesta :

adriana1234
adriana1234 adriana1234
  • 18-01-2016
Every year 20000 species go extinct. C.20000
Answer Link
anonymous1947 anonymous1947
  • 18-01-2016
We can make an estimate however we don't know exactly what's out there!

Sources- 

WWF (Very well known) say about 10,000

So... it's between C and D but I would lean towards D.
But we definitely know it is not A or B! 
Answer Link

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