All the creatures we share the Earth with are important in some way, however unprepossessing or insignificant they may appear. They and we are all part of the web of life.
From the dawn of time, extinction has usually progressed at what scientists call a natural or background rate. Today the tempo is far faster.
Many scientists believe this is the sixth great wave - the sixth mass extinction to affect life on Earth.
We were not here for any of the previous mass extinctions, but this time our sheer preponderance is driving the slide to oblivion.
If you want no more click :
http://news.bbc.co.uk/2/hi/science/nature/3667300.stm
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