attract-prey attracted attraction carnivore carnivorous carnivorous-plants clumps clusters coloring colors colouring colours cover devour digest digested digesting display distinctive edge edges enzymes flora flowers funnel herbaceous insect-trap insects nectar-like-secretions nutrient-source nutrients operculum passive-trap perennials pitcher-plants pitchers pitfall-traps plants prey proteases rims slippery species trap unusual variations variety vegetation veins anchorage anchored at-anchor background boat boat-pens boats dark dark-skies dark-water distance distant expanse-of-water harbor harbour marina mast masts moored moorings navigation outdoor outdoor-sports outdoors outside pastime recreation sail sail-boats sailing sailors sea security skyline stormy stormy-skies tied-up transportation travel trimaran views water waves wealth weather winter wintry yachts