Lalmohan Ganguly, alias Jatayu[1] (Bengali: জটায়ু) is a fictional character in the Feluda stories written by Satyajit Ray.

His crime fiction stories have interesting and catchy names, often characterised by alliterations like 'Sahara-ey Shiharan', 'Honduras-e Hahakar', 'Borneo-r Bibhishika', 'Durdharsh Dushman', 'Vancouver-er Vampire', 'Himalaye Hritkampo', 'Atlantic-er Atanka', 'Anobik Danob', 'Naroker Naam Karakoram', 'Bidghute Bodmash', 'Arokto Arab' etc.

The names of several Feluda stories also exhibit this feature, for example Joto Kando Kathmandute, Gangtokey Gondogol, Royal Bengal Rahasya, Robertsoner Ruby, Gosainpur Sargaram, Bombaiyer Bombete, Gorosthaney Sabdhan!, Kailashey Kelenkari, Bhuswargo Bhayankar, etc.

He has a history with the villain Maganlal Meghraj who had a circus performer throw knives at him in Joi Baba Felunath (The Mystery of the Elephant God) and fed him the drug LSD in Jato Kando Kathmandutey (The Criminals of Kathmandu).

However, Jatayu's qualities also improve with time and with his association with Feluda gradually making him more knowledgeable, smart and intelligent.

e.g.- in "Baksho Rahasya", his timely use of the boomerang subdues Prabir, the antagonist and in " Tintorettor Jishu" he picks up a wooden box and successfully delivers a blow to a goon's head to knock him unconscious.

Mohan Agashe played Jatayu in Kissa Kathmandu Mein, in Hindi TV series Satyajit Ray Presents.