The district is also rich in fauna. Various rare and endangered mammals like [[Tiger]], [[Elephant]], [[Sun Bear]], [[Sambar (deer)|Sambar]], [[Hoolock Gibbon]] etc. are found in the reserve forests.
The Bihus are the most popular agricultural festival in the district.<ref name="G L Publications" /> The Bohag Bihu marks the advent of the cropping season, the Magh Bihu marks as harvesting festivals and Kati Bihu marks as lean period of agriculture. The Vaishnavis observes the birth and death anniversaries of the prominent Vaishnava saints in the district. Tribal communities like the Mishings and Deoris also perform Bihu in their own styles. Id-ul-Zuha and Id-ul-fiter are religious festivals of Muslims. Other Hindu festivals are Ambubashi, Durga Puja and Sivaratri in the district. The Sivaratri Mela of Siva Dol in Sivasagar town has been observed since the Ahom days.<ref name="G L Publications" /> Tea tribes are maintaining their own culture and tradition in their day-to-day life. Jhumur dance and song is one of their prime cultural activities.
== చిత్రమాలిక ==