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Single Human sperm swimming, Interference contrast Stock Footage
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Single Human sperm swimming, Interference contrast

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Single Human sperm swimming, Interference contrast
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Single Human sperm swims up through frame, Phase contrast Stock Footage
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Single Human sperm swims up through frame, Phase contrast

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Single Human sperm swims up through frame, Phase contrast
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Single Human sperm swimming, wow shot, Phase contrast Stock Footage
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Single Human sperm swimming, wow shot, Phase contrast

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Single Human sperm swimming, wow shot, Phase contrast
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Single Human sperm swimming, wow shot, Phase contrast Stock Footage
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Single Human sperm swimming, wow shot, Phase contrast

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Single Human sperm swimming, wow shot, Phase contrast
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Human sperm, single sperm swimming, head looks deformed Stock Footage
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Human sperm, single sperm swimming, head looks deformed

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Human sperm, single sperm swimming, head looks deformed
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Single Human sperm swimming, close up, Phase contrast Stock Footage
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Single Human sperm swimming, close up, Phase contrast

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Single Human sperm swimming, close up, Phase contrast
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Single Human sperm swimming, Phase contrast Stock Footage
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Single Human sperm swimming, Phase contrast

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Single Human sperm swimming, Phase contrast
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Single Human sperm swimming, Interference contrast Stock Footage
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Single Human sperm swimming, Interference contrast

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Single Human sperm swimming, Interference contrast
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Human sperm swimming, race; two tailed Human sperm top left of frame later in shot, Interference contrast Stock Footage
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Human sperm swimming, race; two tailed Human sperm top left of frame later in shot, Interference contrast

Pre-K - Higher Ed
Human sperm swimming, race; two tailed Human sperm top left of frame later in shot, Interference contrast
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Human sperm swimming, Interference contrast Stock Footage
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Human sperm swimming, Interference contrast

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Human sperm swimming, Interference contrast
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Single Human sperm swimming, Interference contrast Stock Footage
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Single Human sperm swimming, Interference contrast

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Single Human sperm swimming, Interference contrast
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CU Tilt up, 2 Bumble Bees (Bombus pratorum) mating, England Stock Footage
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CU Tilt up, 2 Bumble Bees (Bombus pratorum) mating, England

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CU Tilt up, 2 Bumble Bees (Bombus pratorum) mating, England
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BCU pan left to Grass snake laying an egg, UK Stock Footage
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BCU pan left to Grass snake laying an egg, UK

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BCU pan left to Grass snake laying an egg, UK
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Monarch Butterfly Stock Footage
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Monarch Butterfly

Pre-K - Higher Ed
Close up - Monarch Butterfly on a flower (HD.)
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Turtle Dove (Streptopelia turtur) interaction, short sequence Stock Footage
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Turtle Dove (Streptopelia turtur) interaction, short sequence

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Turtle Dove (Streptopelia turtur) interaction, short sequence
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group feeding behavior of the milkweed tussock moth caterpillar Stock Footage
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group feeding behavior of the milkweed tussock moth caterpillar

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Euchaetes egle
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MS Shot of King Penguins, Aptenodytes patagonicus, swim over bulb nose of National Geographic Explorer / South Georgia, Island Antarctica, British Overseas Territory Stock Footage
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MS Shot of King Penguins, Aptenodytes patagonicus, swim over bulb nose of National Geographic Explorer / South Georgia, Island Antarctica, British Overseas Territory

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MS Shot of King Penguins, Aptenodytes patagonicus, swim over bulb nose of National Geographic Explorer / South Georgia, Island Antarctica, British Overseas Territory
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Arabian fat-tailed scorpion (Androctonus crassicauda) in flashlight Stock Footage
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Arabian fat-tailed scorpion (Androctonus crassicauda) in flashlight

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Arabian fat-tailed scorpion (Androctonus crassicauda) in flashlight
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Grooming Tree Swallow Stock Footage
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Grooming Tree Swallow

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Closeup of a tree swallow grooming on a branch.
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Tree Swallow Stock Footage
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Tree Swallow

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Tree Swallow bringing a big insect to its nest on a lake, gets in then flies out again.
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Butterflies eat pollen Stock Footage
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Butterflies eat pollen

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Butterflies eat pollen
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Groundhog collecting leaves Stock Footage
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Groundhog collecting leaves

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Closeup of Groundhog (Marmota Monax) collecting dry leaves during nesting season.
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Marmot leaving its den

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Marmot or Groundhog (Marmota Monax) leaving its den early spring.
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Burrowing Owl, Grooming Himself Stock Footage
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Burrowing Owl, Grooming Himself

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HD 1080p: SLOW MOTION video of a burrowing owl grooming himself.
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