What is Sumatran tiger?
{{Subspeciesbox | name = Sumatran tiger | status = CR | status_system = IUCN3.1 | status_ref = | image = Sumatran Tiger Berlin Tierpark.jpg | image_caption = At the [[Tierpark Berlin]] | genus = Panthera | species = tigris | species_link = Tiger | range_map = Panthera tigris sumatrae distribution map.png | range_map_caption = Distribution map | subspecies = sondaica | authority =([[Coenraad Jacob Temminck|Temminck]], 1844) |synonyms = formerly ''P. t. sumatrae'' [[Reginald Innes Pocock|Pocock]], 1929 }} The '''Sumatran tiger''' (''Panthera tigris sumatrae'') is the smallest living [[tiger]] [[subspecies]].<ref name=catsg2017>{{cite journal |author1=Kitchener, A. C. |author2=Breitenmoser-Würsten, C. |author3=Eizirik, E. |author4=Gentry, A. |author5=Werdelin, L. |author6=Wilting, A. |author7=Yamaguchi, N. |author8=Abramov, A. V. |author9=Christiansen, P. |author10=Driscoll, C. |author11=Duckworth, J. W. |author12=Johnson, W. |author13=Luo, S.-J. |author14=Meijaard, E. |author15=O’Donoghue, P. |author16=Sanderson, J. |author17=Seymour, K. |author18=Bruford, M. |author19=Groves, C. |author20=Hoffmann, M. |author21=Nowell, K. |author22=Timmons, Z. |author23=Tobe, S. |year=2017 |title=A revised taxonomy of the Felidae: The final report of the Cat Classification Task Force of the IUCN Cat Specialist Group |journal=Cat News |issue=Special Issue 11 |pages=66–68 |url=https://repository.si.edu/bitstream/handle/10088/32616/A_revised_Felidae_Taxonomy_CatNews.pdf?sequence=1&isAllowed=y}}</ref> Only the [[extinct]] [[Bali tiger]] was smaller. It is listed as [[critically endangered species|critically endangered]]. They are in danger due to hunting and the destruction of their [[habitat]]. It is estimated that there are only about 400-700 Sumatran tigers left in the wild.<ref name=iucn>{{cite journal |journal=[[The IUCN Red List of Threatened Species]] |publisher=[[IUCN]] |last1=Linkie |first1=M. |last2=Wibisono |first2=H. T. |last3=Martyr |first3=D. J. |last4=Sunarto |first4=S. |date=2008 |title=''Panthera tigris ssp. sumatrae