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    Golden carpenter ants (Camponotus sericeiventris). These are soldier ants. Carpenter ants are large ants that prefer dead, damp wood in which to build nests. C. sericeiventris is found in Central and South America, from Mexico to Argentina. — Stock Photo
    Golden carpenter ants (Camponotus sericeiventris). These are soldier ants. Carpenter ants are large ants that prefer dead, damp wood in which to build nests. C. sericeiventris is found in Central and South America, from Mexico to Argentina.
    Flying mosquito isolated on white background — Stock Photo
    Flying mosquito isolated on white background
    Dog silhouette with visible skeleton on white background, digital illustration. — Stock Photo
    Dog silhouette with visible skeleton on white background, digital illustration.
    Hydatid disease in liver, cystic echinococcosis, Computer illustration — Stock Photo
    Hydatid disease in liver, cystic echinococcosis, Computer illustration
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats. They are predatory organism, feeding on other ciliate protozoans, mainly Paramecium — Stock Photo
    Didinium sp. ciliate protozoa, coloured scanning electron micrograph (SEM). These tiny single-celled organisms are found in freshwater and marine habitats. They are predatory organism, feeding on other ciliate protozoans, mainly Paramecium
    Pegomya bicolor fly trapped by frozen dew drop at tip of grass blade. — Stock Photo
    Pegomya bicolor fly trapped by frozen dew drop at tip of grass blade.
    Enterobius vermicularis threadworm eggs containing worm larvae, causative agent of enterobiasis, computer illustration. — Stock Photo
    Enterobius vermicularis threadworm eggs containing worm larvae, causative agent of enterobiasis, computer illustration.
    Blood sucking common Bedbug — Stock Photo
    Blood sucking common Bedbug
    Adult parasitic louse — Stock Photo
    Adult parasitic louse
    Horse skeleton model with detailed Tensor fascia lata muscle, digital illustration. — Stock Photo
    Horse skeleton model with detailed Tensor fascia lata muscle, digital illustration.
    Digger bee (Habropoda sp.) sleeping on a branch. Its turquoise compound eyes are visible here. — Stock Photo
    Digger bee (Habropoda sp.) sleeping on a branch. Its turquoise compound eyes are visible here.
    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
    Grivet monkey sitting on tree branch. — Stock Photo
    Grivet monkey sitting on tree branch.
    Illustration of schistosoma blood fluke flatworm on black background. — Stock Photo
    Illustration of schistosoma blood fluke flatworm on black background.
    Portrait of lioness looking away in Ngorongoro, Tanzania. — Stock Photo
    Portrait of lioness looking away in Ngorongoro, Tanzania.
    Horse skeleton model with detailed Supraspinatus muscle, digital illustration. — Stock Photo
    Horse skeleton model with detailed Supraspinatus muscle, digital illustration.
    Close-up of orb weaver spider on green leaf. — Stock Photo
    Close-up of orb weaver spider on green leaf.
    Structure of dog musculature, computer illustration. — Stock Photo
    Structure of dog musculature, computer illustration.
    Two small snails on pink flowers in water with falling droplets and mirrored image. — Stock Photo
    Two small snails on pink flowers in water with falling droplets and mirrored image.
    Anatomy of dog lungs in transparent body, computer illustration. — Stock Photo
    Anatomy of dog lungs in transparent body, computer illustration.
    Close-up of Idas blue butterfly on arc shaped stem. — Stock Photo
    Close-up of Idas blue butterfly on arc shaped stem.
    Close-up of drone fly trapped on yellow foxtail grass. — Stock Photo
    Close-up of drone fly trapped on yellow foxtail grass.
    Structure of dog nervous system, cropped, computer illustration. — Stock Photo
    Structure of dog nervous system, cropped, computer illustration.
    Tiger beetle in detailed portrait shot. — Stock Photo
    Tiger beetle in detailed portrait shot.
    Bee fly hanging on plant stem. — Stock Photo
    Bee fly hanging on plant stem.
    Yellow belted burnet moth on wild plant. — Stock Photo
    Yellow belted burnet moth on wild plant.
    Common house dust mite — Stock Photo
    Common house dust mite
    Parasitic wasp sleeping on dried flower. — Stock Photo
    Parasitic wasp sleeping on dried flower.
    Head louse on white background, digital illustration. — Stock Photo
    Head louse on white background, digital illustration.
    Woven bag with dolls and stuffed animal, coloured X-ray. — Stock Photo
    Woven bag with dolls and stuffed animal, coloured X-ray.
    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
    Thistle bud weevil sitting on common thistle stem. — Stock Photo
    Thistle bud weevil sitting on common thistle stem.
    Dog silhouette with red colored spleen on black background, digital illustration. — Stock Photo
    Dog silhouette with red colored spleen on black background, digital illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Dust mite consuming skin flake — Stock Photo
    Dust mite consuming skin flake
    Red and yellow barbet (Trachyphonus erythrocephalus). This barbet is found in woodland and scrubland throughout Kenya, where it builds its nests in termite mounds — Stock Photo
    Red and yellow barbet (Trachyphonus erythrocephalus). This barbet is found in woodland and scrubland throughout Kenya, where it builds its nests in termite mounds
    Starfish skeleton on white background. — Stock Photo
    Starfish skeleton on white background.
    Sheetweb spider sitting on grass seed head. — Stock Photo
    Sheetweb spider sitting on grass seed head.
    Slug caterpillar nymph on green leaf. — Stock Photo
    Slug caterpillar nymph on green leaf.
    Caterpillar crawling on yellow foxtail grass. — Stock Photo
    Caterpillar crawling on yellow foxtail grass.
    Parasitic louse on human head skin, digital illustration. — Stock Photo
    Parasitic louse on human head skin, digital illustration.
    Close-up of red orb weaver spider at center of web. — Stock Photo
    Close-up of red orb weaver spider at center of web.
    Adult female mosquito — Stock Photo
    Adult female mosquito
    Painted-wing tachinid fly (Ectophasia sp.) on a wild plant. — Stock Photo
    Painted-wing tachinid fly (Ectophasia sp.) on a wild plant.
    Structure of dog skeleton, cropped, computer illustration. — Stock Photo
    Structure of dog skeleton, cropped, computer illustration.
    Head louse on human hair, digital illustration. — Stock Photo
    Head louse on human hair, digital illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Horse skeleton, realistic 3d rendering. — Stock Photo
    Horse skeleton, realistic 3d rendering.
    Sweat bee sitting at top of grass seedhead. — Stock Photo
    Sweat bee sitting at top of grass seedhead.
    Scorpion fly foot — Stock Photo
    Scorpion fly foot
    Colored scanning electron micrograph of coccoliths calcium carbonate plates from coccolithophore algal organisms. — Stock Photo
    Colored scanning electron micrograph of coccoliths calcium carbonate plates from coccolithophore algal organisms.
    Close-up of fungus infection on grasshopper insect. — Stock Photo
    Close-up of fungus infection on grasshopper insect.
    Colored digital illustration of parasitic dust mites. — Stock Photo
    Colored digital illustration of parasitic dust mites.
    Parasitic tick biting skin — Stock Photo
    Parasitic tick biting skin
    Horse skeleton model with detailed Splenius muscle, digital illustration. — Stock Photo
    Horse skeleton model with detailed Splenius muscle, digital illustration.
    Close-up of flesh fly perched on dried wild plant. — Stock Photo
    Close-up of flesh fly perched on dried wild plant.
    Pet Tarantula spider — Stock Photo
    Pet Tarantula spider
    Seal sunbathing on rock — Stock Photo
    Seal sunbathing on rock
    Adult Fly on a leaf — Stock Photo
    Adult Fly on a leaf
    Bumblebee robberfly (Laphria sp.). — Stock Photo
    Bumblebee robberfly (Laphria sp.).