![Import Service Article Image Import Service Article Image](https://www.performancetechnician.com/pdf/1990/02/199002IS_EndageredSpecies.jpg)
Ever heard of the whooping crane? How about the California condor? Survival of the fittest has sent many a wayward bird from a precarious perch on the endangered species list to the bring of extinction. They just couldn’t cope with some nasty changes in their environment.
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