Sinai kalontarin dar jahon az bayni odamon dar bayni mardumi slavyan va siyohpust ast. Sinnai tabii odam odatan 3-4 kilogram ast vale solhoi okhir sinahoi suni tariqi shinonidani selikon ziyod shuda istodaand, ki hajman az sinai tabii 2-5 marotiba kalon ast. Ba fikri zanho sinnai kalon in zebost va jalbkunanda. Dar haqiqat ham chuni nast. YAne sinnai kalonro mardho ham dust medorand va foram mehisoband.
Dar surathoi poyon sinahoi kalontarinro gird ovarda shudaast.