This is a flint Hag stone with green eyes on a short round yellow/gold and black Scoubidou attached to a 34 mm Gunmetal split ring. The critter is anything it suggests to you. All hag stones are obtained through a donation or a gift or as crowd funding to ensure it keep its lucky properties. The key in the Gallery photo is to give an idea of scale.
The current donation, sponsored sum or crowd funding option for this Hag stone with craft shop eyes is £/€ 40. 5000 at £/€100 or 500 at £/€1.000 is the dream. Feel free to open negotiations!