Piranhaconda

Piranhaconda is a TV movie starring Rib Hillis, Michael Madsen, and Terri Ivens. Two piranha/anaconda hybrid creatures hunt down the scientist who stole their egg and a film crew making a slasher film in the jungle.
A hybrid creature - half piranha and half anaconda -- attacks a low-budget horror movie crew on location near her nest when her egg is stolen. Now they must outrun and kill the deadly piranhaconda as well as stop the mad scientist who stole the egg - before they all become dinner.