Several crowdfunding campaigns have helped to not just save the native species from extinction but also with their rehabilitation.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/role-crowdfunding-protecting-species
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/asian-age-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/flora
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fauna
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/trees
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodiversity