The predator Opabinia uses its proboscis to eat a trilobite.

ANIMAL BEHAVIOR • ANIMAL THEMES • ANIMAL • ANIMALS HUNTING • ANIMALS IN THE WILD • AQUATIC • ARTHROPOD • ARTHROPODA • ARTHROPODS • ARTWORK • ATTACK • BIOLOGY • BITING • BOTTOM FEEDERS • BURGESS SHALE FORMATION • CAMBRIAN • CARNIVORE • COLOR IMAGE • COLOUR IMAGE • CORAL ISLAND • CORAL • CREATURE • DANGER • DAY • DETRITIVORE • DIGITALLY GENERATED IMAGE • EATING • ECOLOGY • ECOSYSTEM • ENVIRONMENT • EVOLUTION • EXTINCT • FEEDING • FISH • FLEET • FOOD CHAIN • HABITAT • HORIZONTAL • HUNGRY • ILLUSTRATION • ILLUSTRATIONS • ILUSTRATION • INVERTEBRATE • KILL • KILLING • KILLS • LATERAL VIEW • MARINE BIOLOGY • MARINE • MENACE • MESOZOIC ERA • NATURAL HISTORY • NATURAL SCIENCES • NATURE STUDY • NATURE • NAVY • NO PEOPLE • OCEAN FLOOR • OCEAN LIFE • OCEAN • OCEANS • OPABINIA REGALIS • OPABINIA • OUTDOOR • OUTDOORS • OUTSIDE • PALAEONTOLOGY • PALAEOZOOLOGY • PALEOART • PALEOBIOLOGY • PALEOECOLOGY • PALEONTOLOGY • PALEOZOIC ERA • PALEOZOOLOGY • PAST • PERIL • PRECAMBRIAN • PREDATOR • PREHISTORIC ERA • PREY • PRIMEVAL • PRIMITIVE • PROBOSCIS • REEF • SCAVENGER • SCIENCE • SCIENCE: EVOLUTION • SEA LIFE • SEA • SEA. • SEAS • SIDE VIEW • SPONGE • STROMATOLITE • SWIMMING • THREAT • TRILOBITE • UGLINESS • UNDERSEA • UNDERWATER • VERTEBRATE • VICTIM • VICTIMS • WATER • WILDERNESS • WILDLIFE • WITHOUT PEOPLE • ZOOLOGY