1. Bird(Common Noun-Common &/or Masculine) The Siberian Rubythroat, is a small passerine bird that was formerly classed as a member of the thrush family Turdidae, but is now more generally considered to be an Old World flycatcher, Muscicapidae. It, and similar small European species, are often called chats.It is a migratory insectivorous species breeding in mixed coniferous forest with undergrowth in Siberia. It nests near the ground. It winters in India and Indonesia.The Siberian Rubythroat is slightly larger than the European Robin. It is plain brown above except for the distinctive black tail withred side patches. It has a strong white supercilium. (Assamese birds name source- Prantik 16 Jun 2009, article page-26)

English: Luscinia calliope, siberian rubythroat,
Assamese: ৰক্তকণ্ঠী