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    Dog roundworm eggs (Toxocara canis), light micrograph. — Stock Photo
    Dog roundworm eggs (Toxocara canis), light micrograph.
    Tick biting skin — Stock Photo
    Tick biting skin
    Veiled chameleon on tree branch — Stock Photo
    Veiled chameleon on tree branch
    Mother and baby zebras in grass of Etosha Pan, Namibia. — Stock Photo
    Mother and baby zebras in grass of Etosha Pan, Namibia.
    Eggs of parasitic worm Trichuris trichiura, computer illustration — Stock Photo
    Eggs of parasitic worm Trichuris trichiura, computer illustration
    Eggs of parasitic worm Trichuris trichiura, computer illustration — Stock Photo
    Eggs of parasitic worm Trichuris trichiura, computer illustration
    Arteries in transparent dog body, anatomical computer illustration. — Stock Photo
    Arteries in transparent dog body, anatomical computer illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Illustration of schistosoma blood fluke flatworm on black background. — Stock Photo
    Illustration of schistosoma blood fluke flatworm on black background.
    Adult Honeybee mite — Stock Photo
    Adult Honeybee mite
    Two zebras standing on meadow Serengeti, Tanzania. — Stock Photo
    Two zebras standing on meadow Serengeti, Tanzania.
    Red squirrel on trunk of tree. — Stock Photo
    Red squirrel on trunk of tree.
    Horse anatomy with visible internal organs, computer illustration. — Stock Photo
    Horse anatomy with visible internal organs, computer illustration.
    Seven spot ladybird walking on dried stem. — Stock Photo
    Seven spot ladybird walking on dried stem.
    Veins in transparent dog body, anatomical computer illustration. — Stock Photo
    Veins in transparent dog body, anatomical computer illustration.
    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
    Full dog anatomy with skeleton and internal organs, digital illustration. — Stock Photo
    Full dog anatomy with skeleton and internal organs, digital illustration.
    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
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae. — Stock Photo
    Coloured scanning electron micrograph of Phasmarhabditis hermaphrodita microscopic nematode parasite of Rhabditidae.
    House dust mites — Stock Photo
    House dust mites
    External mineralised structures of coccolithophores — Stock Photo
    External mineralised structures of coccolithophores
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Wood ant worker — Stock Photo
    Wood ant worker
    Slender crab spider on leaf in hunting position. — Stock Photo
    Slender crab spider on leaf in hunting position.
    Close-up of robberfly head with eyes, lateral detail. — Stock Photo
    Close-up of robberfly head with eyes, lateral detail.
    Hydatid disease in liver caused by larvae of parasitic tapeworm Echinococcus multilocularis, computer illustration — Stock Photo
    Hydatid disease in liver caused by larvae of parasitic tapeworm Echinococcus multilocularis, computer illustration
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Habropoda bee covered by dew drops hanging on edge of green grass. — Stock Photo
    Habropoda bee covered by dew drops hanging on edge of green grass.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Flatworm Schistosome fluke — Stock Photo
    Flatworm Schistosome fluke
    Anatomy of dog stomach in transparent body, digital artwork. — Stock Photo
    Anatomy of dog stomach in transparent body, digital artwork.
    Structure of dog lymphatic system with lymph vessels, digital illustration. — Stock Photo
    Structure of dog lymphatic system with lymph vessels, digital illustration.
    Horse skeleton model with detailed Teres minor muscle, digital illustration. — Stock Photo
    Horse skeleton model with detailed Teres minor muscle, digital illustration.
    Dog anatomy with musculature and internal organs, digital illustration. — Stock Photo
    Dog anatomy with musculature and internal organs, digital illustration.
    Scorpion fly foot — Stock Photo
    Scorpion fly foot
    Close-up of chestnut weevil grub portrait. — Stock Photo
    Close-up of chestnut weevil grub portrait.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Dog silhouette with red colored small intestine on black background, digital illustration. — Stock Photo
    Dog silhouette with red colored small intestine on black background, digital illustration.
    Snouted treefrog (Scinax fuscovarius) eye, close-up. This species is widespread in southern, south-eastern and central Brazil as well as in eastern Bolivia, Paraguay, northern Argentina, and northern Uruguay — Stock Photo
    Snouted treefrog (Scinax fuscovarius) eye, close-up. This species is widespread in southern, south-eastern and central Brazil as well as in eastern Bolivia, Paraguay, northern Argentina, and northern Uruguay
    Bird bone tissue — Stock Photo
    Bird bone tissue
    Horse anatomy and skeletal system in low section, computer illustration. — Stock Photo
    Horse anatomy and skeletal system in low section, computer illustration.
    Hydatid disease in liver, cystic echinococcosis, Computer illustration — Stock Photo
    Hydatid disease in liver, cystic echinococcosis, Computer illustration
    Dog silhouette with red colored lungs on black background, digital illustration. — Stock Photo
    Dog silhouette with red colored lungs on black background, digital illustration.
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats
    Close-up of devils coach horse beetle with large mandibles. — Stock Photo
    Close-up of devils coach horse beetle with large mandibles.
    Sweat bee sitting at top of grass seedhead. — Stock Photo
    Sweat bee sitting at top of grass seedhead.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Full dog musculature with internal organs, digital illustration. — Stock Photo
    Full dog musculature with internal organs, digital illustration.
    Close-up of small copper butterfly covered by dew drops on wild plant. — Stock Photo
    Close-up of small copper butterfly covered by dew drops on wild plant.
    Dust mite parasite, microscopic digital illustration. — Stock Photo
    Dust mite parasite, microscopic digital illustration.
    Eggs of parasitic worm Trichuris trichiura, computer illustration — Stock Photo
    Eggs of parasitic worm Trichuris trichiura, computer illustration
    Rosemary beetle (Chrysolina americana) on a branch. — Stock Photo
    Rosemary beetle (Chrysolina americana) on a branch.
    Close-up of mining bee portrait from lateral view. — Stock Photo
    Close-up of mining bee portrait from lateral view.
    Flying mosquito isolated on white background — Stock Photo
    Flying mosquito isolated on white background
    Horse skeleton in transparent silhouette on black background, computer illustration. — Stock Photo
    Horse skeleton in transparent silhouette on black background, computer illustration.
    Mosquito feeding on human blood, digital illustration. — Stock Photo
    Mosquito feeding on human blood, digital illustration.
    Dog silhouette with visible musculature on white background, digital illustration. — Stock Photo
    Dog silhouette with visible musculature on white background, digital illustration.
    Butterfly compound eyes — Stock Photo
    Butterfly compound eyes
    Polar bear lying on the ice — Stock Photo
    Polar bear lying on the ice
    Echinococcus granulosus hydatid cyst, computer illustration — Stock Photo
    Echinococcus granulosus hydatid cyst, computer illustration