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Image of the Day

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image: Image of the Day: Insect Assassination

Image of the Day: Insect Assassination

By | November 7, 2013

The wheel bug (Arilus cristatus) stabs soft-bodied prey with its fang-like beak.

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image: Image of the Day: Avian Nerves

Image of the Day: Avian Nerves

By | November 6, 2013

A section of a chick spinal cord with interneurons labeled in green and neural progenitors in red and blue

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image: Image of the Day: Helminth Head

Image of the Day: Helminth Head

By | November 5, 2013

This tapeworm (Hymenolepis microstoma) lives in the small intestine or bile duct of mice.

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image: Image of the Day: Mouse Tracks

Image of the Day: Mouse Tracks

By | November 4, 2013

Computerized traces of typical mice (right) and mice exhibiting some Alzheimer's disease-like behaviors (left) exploring a circular arena

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image: Image of the Day: Infected Intestine

Image of the Day: Infected Intestine

By | November 1, 2013

Electron micrograph of the underside of a Giardia muris parasite, which causes severe diarrhea, settled on the surface of a rat's intestinal wall

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image: Image of the Day: Bat Embryos

Image of the Day: Bat Embryos

By | October 31, 2013

Seba's short-tailed fruit bat (Carollia perspicillata) embryos collected in the wild at about 50, 65, and 70 days of development (left to right)

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image: Image of the Day: Spooky Spider

Image of the Day: Spooky Spider

By | October 30, 2013

A harvestman (Leiobunum flavum), also known as a daddy long legs

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image: Image of the Day: Zombie Ant

Image of the Day: Zombie Ant

By | October 29, 2013

This ant was infected by the zombie-ant fungus, which caused it to march to its death at a mass grave, where fungal spores erupted out of its head.

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image: Image of the Day: Skeletal Mouse

Image of the Day: Skeletal Mouse

By | October 28, 2013

This embryonic mouse is stained with Alizarin Red to visualize bones and Alcian Blue to visualize cartilage.

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image: Image of the Day: Spiky Cell

Image of the Day: Spiky Cell

By | October 25, 2013

The cell in the center started out as a red blood cell like the others, but it has transformed into a "spur cell," probably because of the fixation technique used to capture this electron micrograph.

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