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    Ancient ammonite animal on white background, computer illustration. — Stock Photo
    Ancient ammonite animal on white background, computer illustration.
    Hydatid disease in liver, cystic echinococcosis, Computer illustration — Stock Photo
    Hydatid disease in liver, cystic echinococcosis, Computer illustration
    Colourful squid on black — Stock Photo
    Colourful squid on black
    Camouflaged praying mantis sitting on dried branch. — Stock Photo
    Camouflaged praying mantis sitting on dried branch.
    Risbecia tryoni nudibranch in Beqa Lagoon — Stock Photo
    Risbecia tryoni nudibranch in Beqa Lagoon
    African mantis in threatening pose — Stock Photo
    African mantis in threatening pose
    Marine biodiversity with colorful sea of coral reef in tropical clear water — Stock Photo
    Marine biodiversity with colorful sea of coral reef in tropical clear water
    Table coral on reef near Sulawesi — Stock Photo
    Table coral on reef near Sulawesi
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans — Stock Photo
    Plankton. Coloured scanning electron micrograph (SEM) of plankton containing mainly Ceratium dinoflagellates. A few diatoms are also present. Dinoflagellates are unicellular protozoans
    Hydatid disease in liver, cystic echinococcosis, Computer illustration — Stock Photo
    Hydatid disease in liver, cystic echinococcosis, Computer illustration
    Western forktail dragonfly perched on plant in meadow, close-up. — Stock Photo
    Western forktail dragonfly perched on plant in meadow, close-up.
    Tapeworm of cattle and other grazing animals, light micrograph. — Stock Photo
    Tapeworm of cattle and other grazing animals, light micrograph.
    Digital illustration showing close-up of ciliate protozoan Balantidium coli intestinal parasite causing balantidiasis ulcer in human intestinal tract. — Stock Photo
    Digital illustration showing close-up of ciliate protozoan Balantidium coli intestinal parasite causing balantidiasis ulcer in human intestinal tract.
    Cuttlefish over coral reef — Stock Photo
    Cuttlefish over coral reef
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Soft corals thriving in shallow water — Stock Photo
    Soft corals thriving in shallow water
    Liver fluke. Computer illustration of adult liver fluke (Fasciola hepatica), parasite of sheep, cattle and humans. Humans ingest fluke larvae by eating infested vegetation — Stock Photo
    Liver fluke. Computer illustration of adult liver fluke (Fasciola hepatica), parasite of sheep, cattle and humans. Humans ingest fluke larvae by eating infested vegetation
    Entomopathogenic fungus growing on fly body. — Stock Photo
    Entomopathogenic fungus growing on fly body.
    Egg coil of Spanish Dancer nudibranch — Stock Photo
    Egg coil of Spanish Dancer nudibranch
    Gymnodoris ceylonica nudibranch in Beqa Lagoon — Stock Photo
    Gymnodoris ceylonica nudibranch in Beqa Lagoon
    Girl holding a glass jar with a butterfly — Stock Photo
    Girl holding a glass jar with a butterfly
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Nudibranch on coral reef — Stock Photo
    Nudibranch on coral reef
    Sweat bee sitting at top of grass seedhead. — Stock Photo
    Sweat bee sitting at top of grass seedhead.
    Adult head louse — Stock Photo
    Adult head louse
    Beekeeper holding a wooden beehive frame — Stock Photo
    Beekeeper holding a wooden beehive frame
    Chromodoris kuniei nudibranch in Beqa Lagoon — Stock Photo
    Chromodoris kuniei nudibranch in Beqa Lagoon
    Close-up of head and antennas of honey bee. — Stock Photo
    Close-up of head and antennas of honey bee.
    Beekeeper during work — Stock Photo
    Beekeeper during work
    Caterpillar cocoon attached to thin plant stem. — Stock Photo
    Caterpillar cocoon attached to thin plant stem.
    Close-up of bumble bee scarab beetle sleeping on wildflower. — Stock Photo
    Close-up of bumble bee scarab beetle sleeping on wildflower.
    Coral reef in Komodo National Park — Stock Photo
    Coral reef in Komodo National Park
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Macrophotograph of a portion of the aft wing of the 'Giant Red Winged Hopper' showing its repetitive patterns; a grasshopper (Tropidacris dux) from Peru — Stock Photo
    Macrophotograph of a portion of the aft wing of the 'Giant Red Winged Hopper' showing its repetitive patterns; a grasshopper (Tropidacris dux) from Peru
    Hypselodoris bullocki nudibranch crawling on reef — Stock Photo
    Hypselodoris bullocki nudibranch crawling on reef
    Nudibranch feeding on reef — Stock Photo
    Nudibranch feeding on reef
    Soft coral colony on reef in Lembeh Strait, Indonesia — Stock Photo
    Soft coral colony on reef in Lembeh Strait, Indonesia
    Scabies mite or Sarcoptes scabei — Stock Photo
    Scabies mite or Sarcoptes scabei
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple. — Stock Photo
    Colored scanning electron micrograph of variety of yeast species growing in larval tunnel of codling moth Cydia pomonella in mature apple.
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    Jellyfish (Pelagia noctiluca) with fish prey photographed during a blackwater scuba dive several miles offshore of a Hawaiian Island at night; Hawaii, United States of America — Stock Photo
    Jellyfish (Pelagia noctiluca) with fish prey photographed during a blackwater scuba dive several miles offshore of a Hawaiian Island at night; Hawaii, United States of America
    Chromodoris hintuanensis sea slug — Stock Photo
    Chromodoris hintuanensis sea slug
    Soft coral colonies growing on reef — Stock Photo
    Soft coral colonies growing on reef
    Beekeeper in a protective suit — Stock Photo
    Beekeeper in a protective suit
    Crown-of-thorns sea star on corals — Stock Photo
    Crown-of-thorns sea star on corals
    West Indian starfish on sandy seafloor — Stock Photo
    West Indian starfish on sandy seafloor
    Common house dust mite — Stock Photo
    Common house dust mite
    Gorgonian growing on reef slope — Stock Photo
    Gorgonian growing on reef slope
    Nudibranch feeding on algae — Stock Photo
    Nudibranch feeding on algae
    Close-up of harlequin ladybird sitting on grass spike. — Stock Photo
    Close-up of harlequin ladybird sitting on grass spike.
    Colorful sea anemone — Stock Photo
    Colorful sea anemone
    Slender crab spider hiding on thin grass. — Stock Photo
    Slender crab spider hiding on thin grass.
    Close-up of leaf hopper at edge of green leaf. — Stock Photo
    Close-up of leaf hopper at edge of green leaf.
    Blue goby with blind shrimp — Stock Photo
    Blue goby with blind shrimp
    Detail Of Crystalline Ammonite Found On The Beach At Lyme Regis, Jurassic Coast; Dorset, England — Stock Photo
    Detail Of Crystalline Ammonite Found On The Beach At Lyme Regis, Jurassic Coast; Dorset, England
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Dagger fly sitting on Plantago lanceolata plant blossom. — Stock Photo
    Dagger fly sitting on Plantago lanceolata plant blossom.
    Portrait of little girl scratching hair and looking at camera — Stock Photo
    Portrait of little girl scratching hair and looking at camera
    Divers swimming over sea fans — Stock Photo
    Divers swimming over sea fans