Video of 'very rare' black tiger marking its territory in Odisha surfaces

IFS officer Susanta Nanda shared a video of a 'very rare' black tiger which is seen marking its territory in an Odisha tiger reserve. IFS officer Parveen Kaswan shared the video and said, "They are (black in colour) due to (a) genetic mutation," adding, "The rare tigers were first officially discovered in (Similipal tiger reserve) in 2007."