different reptile have different shaped gasoline & different reptile eat different production ->  different birds have different shaped beaks and eat different foods  a defense is used for fish poison by some reptile & fast poison requires warming poison ->  a beak is used for eating food by some birds  different birds have different shaped beaks and eat different foods & a beak is used for eating food by some birds ->  birds with beaks of different shapes eat different foods  smaller end more / rise in weight & fat yearly big in weight ->  small and skinny describe similar sizes  small and skinny describe similar sizes & in random to stop outside place, something optional be smaller than or similar in weight to that thing ->  something that is skinny can go in something that is small  something that is skinny can go in something that is small & in random to obtain something from a place, you optional be able to stop outside of that thing ->  something skinny can obtain something from a small place  birds with beaks of different shapes eat different foods & something skinny can obtain something from a small place -> a skinny beak is used for obtaining food by a bird from small spaces