HELP!!! little bugs on my 3 month old budgie !!!!?

yesterday i was petting my budgie named sammy .then, i saw many little bugs that looked like short and thin worms coming out between her feathers.i was so shocked because i've never seen it on her before. i tried took pick up one to take a close look at it .i saw that it had tiny legs.i didn't know what to do.PLEASE HELP !!! i'm very worried .poor little thing :'(