Fever few is found around Hennigan's Stead. In some cases it can be found in Rio Bravo. Hennigan's Stead is the best place to look, though.
You can't find it. You have to make it using 1 Prairie Poppy and 1 Wild Feverfew. Prairie Poppies can be found on the Great Plains. Wild Feverfews can be found basically anywhere.
anywhere
Wild Feverlew: anywhere Prarie Poppy: Anywhere
on your back button screen, there's a "build your own bait" item you can use. it requires 1 wild feverfew, and 1 prairie poppy
you can capture them in the wild or buy them at the shop
Red Dead Redemption
there may be a game where you play as jack marston but it is very unlikely as the wild west dies soon after the end of red dead redemption
There isn't a cheat. You get it by doing this quest: Wild Horses, Tamed Passions.
There is a Secret Achievment in Red Dead Redemption called 'Choo Choo Pony'. the get this achievment you have to capture 100 wild horses and get them hit by a moving train. The reward for this achievment is full Honor and fame as well as a horse mounted Maxim machine gun
To purchase an American standerdbred in stores you must first find and tame on in the wild. They are a very rare, very fast, and very strong, so they are worth it!!
Featherfew, febrifuge plant, featherfoil, mid-summer daisy, and wild chamomile.
Well there are bloodstains all over the place, it's a game set in the Wild West where violence was extrmely common.