Recently, a video was captured in China that showed a family of tigers in an area that has not been inhabited by the large cats for more than 65 years.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/flawed-census-method-may-mean-theres-no-rise-tigers-india
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/science-world-report
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/wildlife
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tiger
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/endangered-species
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/census-habitat-monitoring