Worms? what do you think this parasites are?

[gecogaetano]

I found this parasites of my leopard gecko, what do you think they are?

 

[GrimmyX15]

that's parasites! i m not sure that they are feeder worms. what is condition is your leopard gecko?

 

[gecogaetano]

the geckos are good, apart one who is too much slim, but all of them stopped eating two-tree weeks ago, so I put them to the veterinary who said there are worms, one of the leopard was born in august 2009 weight 63 grams
the sister 50 g.
another adult born in 2008 50 gr.
another adult born in 2007 70 gr.