Image of the Day

» nerves, butterfly and physiology

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image: Image of the Day: Glowing Gut

Image of the Day: Glowing Gut

By | February 8, 2013

A maturing mouse gut nervous system (shown in orange), a mesh-like system of neurons that regulates digestion and gastrointenstial function, runs from the stomach through the intestines.


image: Image of the Day

Image of the Day

By | October 29, 2012

The Psyche (Leptosia nina) butterfly, shown here as a mating pair, is a weak flyer, making erratic movements as it bobs across the grass and rarely leaving ground level.


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