E. coli in the wild birds became immune to some drugs within a few months
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/antibiotic-resistance-vultures-wintering-india-show-pattern
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/antibiotic
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vulture
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diseases
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/animal-diseases
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health