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    Bee fly hanging on plant stem. — Stock Photo
    Bee fly hanging on plant stem.
    Close-up of mining bee portrait, scientific macrophotography. — Stock Photo
    Close-up of mining bee portrait, scientific macrophotography.
    Commensal shrimp on sea star — Stock Photo
    Commensal shrimp on sea star
    Ancient ammonite animal on black background, computer illustration. — Stock Photo
    Ancient ammonite animal on black background, computer illustration.
    Colorful Nembrotha kubaryana nudibranch — Stock Photo
    Colorful Nembrotha kubaryana nudibranch
    Giardia lamblia single-celled protozoan parasite in human duodenum, digital artwork. — Stock Photo
    Giardia lamblia single-celled protozoan parasite in human duodenum, digital artwork.
    Several piling nudibranchs — Stock Photo
    Several piling nudibranchs
    Soft coral and sea fan — Stock Photo
    Soft coral and sea fan
    Male human flea — Stock Photo
    Male human flea
    3d illustration of a schistosome fluke (Schistosoma mansoni) — Stock Photo
    3d illustration of a schistosome fluke (Schistosoma mansoni)
    Light micrograph of a waterflea, Daphnia pulex, a small freshwater crustacean. — Stock Photo
    Light micrograph of a waterflea, Daphnia pulex, a small freshwater crustacean.
    Nudibranch feeding on algae — Stock Photo
    Nudibranch feeding on algae
    Colorful corals on reef near Sulawesi — Stock Photo
    Colorful corals on reef near Sulawesi
    Parasitic louse on human head skin, digital illustration. — Stock Photo
    Parasitic louse on human head skin, digital illustration.
    Praying mantis insect, detailed portrait. — Stock Photo
    Praying mantis insect, detailed portrait.
    Close-up of carabid beetle black head and jaws. — Stock Photo
    Close-up of carabid beetle black head and jaws.
    Chef preparing a crab. — Stock Photo
    Chef preparing a crab.
    Clark anemonefish in colorful anemone tentacles in Lembeh Strait, Indonesia — Stock Photo
    Clark anemonefish in colorful anemone tentacles in Lembeh Strait, Indonesia
    Close-up of Northern scorpion eating fy. — Stock Photo
    Close-up of Northern scorpion eating fy.
    Nudibranch captured on mirror — Stock Photo
    Nudibranch captured on mirror
    Scenic view of France, Northern France, Pas de Calais. Wissant Bay — Stock Photo
    Scenic view of France, Northern France, Pas de Calais. Wissant Bay
    Female Praying mantis — Stock Photo
    Female Praying mantis
    Mushroom coral growing on reef — Stock Photo
    Mushroom coral growing on reef
    Red tree coral on reef — Stock Photo
    Red tree coral on reef
    Indonesia, Maluku Utara, Kota Ternate, insect in front of a yellow wall on the volcanic island Gamalama on northern Molikken — Stock Photo
    Indonesia, Maluku Utara, Kota Ternate, insect in front of a yellow wall on the volcanic island Gamalama on northern Molikken
    Soft coral on Fijian reef — Stock Photo
    Soft coral on Fijian reef
    Parasitic louse on human head skin, digital illustration. — Stock Photo
    Parasitic louse on human head skin, digital illustration.
    Tick biting skin — Stock Photo
    Tick biting skin
    Close-up of fungus infecting caterpillar on plant stem. — Stock Photo
    Close-up of fungus infecting caterpillar on plant stem.
    Snail on a green leaf — Stock Photo
    Snail on a green leaf
    Dagger fly sitting on Plantago lanceolata plant. — Stock Photo
    Dagger fly sitting on Plantago lanceolata plant.
    Yellow sea fan in Raja Ampat — Stock Photo
    Yellow sea fan in Raja Ampat
    Robber fly sitting on wildflower, close-up. — Stock Photo
    Robber fly sitting on wildflower, close-up.
    Soft coral crab closeup shot — Stock Photo
    Soft coral crab closeup shot
    Crown-of-thorns starfish on table coral — Stock Photo
    Crown-of-thorns starfish on table coral
    Sweat bee sitting at top of grass seedhead. — Stock Photo
    Sweat bee sitting at top of grass seedhead.
    Silver y moth caterpillar feeding on Honeysuckle leaf. — Stock Photo
    Silver y moth caterpillar feeding on Honeysuckle leaf.
    Hypselodoris apolegma nudibranch — Stock Photo
    Hypselodoris apolegma nudibranch
    Close-up of devils coach horse beetle with large mandibles. — Stock Photo
    Close-up of devils coach horse beetle with large mandibles.
    Parasitic louse on human head skin, digital illustration. — Stock Photo
    Parasitic louse on human head skin, digital illustration.
    Parasitic head louse on human hair — Stock Photo
    Parasitic head louse on human hair
    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
    A tentaculate ctenophore, also known as comb jelly or sea gooseberry (Pleurobrachia sp.), opening its mouth to ingest zooplankton prey during a blackwater dive off the Kona coast, the Big island; Island of Hawaii, Hawaii, United States of America — Stock Photo
    A tentaculate ctenophore, also known as comb jelly or sea gooseberry (Pleurobrachia sp.), opening its mouth to ingest zooplankton prey during a blackwater dive off the Kona coast, the Big island; Island of Hawaii, Hawaii, United States of America
    Colony of yellow and white tunicates — Stock Photo
    Colony of yellow and white tunicates
    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
    High angle close up of chopsticks on bowl with Asian food containing noodles, prawns, vegetables and chili garnish. — Stock Photo
    High angle close up of chopsticks on bowl with Asian food containing noodles, prawns, vegetables and chili garnish.
    Cup coral polyps under ledge — Stock Photo
    Cup coral polyps under ledge
    Hydatid disease in liver, cystic echinococcosis, Computer illustration — Stock Photo
    Hydatid disease in liver, cystic echinococcosis, Computer illustration
    Mushroom coral fluorescing in ultraviolet light — Stock Photo
    Mushroom coral fluorescing in ultraviolet light
    Phyllidia coelestis nudibranch — Stock Photo
    Phyllidia coelestis nudibranch
    Lynx spider sitting on wild plant leaf. — Stock Photo
    Lynx spider sitting on wild plant leaf.
    Italy, Cicada on tree — Stock Photo
    Italy, Cicada on tree
    Mother using lice comb on daughter hair in bathroom — Stock Photo
    Mother using lice comb on daughter hair in bathroom
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats — Stock Photo
    Gastrotrich eggs. Coloured scanning electron micrograph (SEM) of a Chaetonotus sp. gastrotrich eggs. Gastrotrichs are microscopic, worm-like animals found in both freshwater and marine habitats
    Corals on reef in Komodo National Park — Stock Photo
    Corals on reef in Komodo National Park
    Parasitic louse on human head skin, digital illustration. — Stock Photo
    Parasitic louse on human head skin, digital illustration.
    Halictid bees sleeping on a misk flower (Knautia arvensis). — Stock Photo
    Halictid bees sleeping on a misk flower (Knautia arvensis).
    Beekeeper holding a bee smoker — Stock Photo
    Beekeeper holding a bee smoker
    Star fish, Reserve, Tobago Cays, Mayreau, Saint-Vincent and the Grenadines, West Indies — Stock Photo
    Star fish, Reserve, Tobago Cays, Mayreau, Saint-Vincent and the Grenadines, West Indies
    Flabellina exoptata sea slug nudibranch — Stock Photo
    Flabellina exoptata sea slug nudibranch