Image of the Day

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image: Image of the Day: Casual Cruising

Image of the Day: Casual Cruising

By | March 21, 2016

This free-swimming rotifer, carrying tiny particles of plant matter in its gut, propels itself through the water by beating circles of cilia on its head.

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image: Image of the Day: Delicate Ducts

Image of the Day: Delicate Ducts

By | March 18, 2016

These tracheae form part of the respiratory system in the domesticated silkworm (Bombyx mori).

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image: Image of the Day: Fancy Feet

Image of the Day: Fancy Feet

By | March 17, 2016

The growth (or absence) of foot feathers—“muffs”—in these pigeons is regulated by the relative expression of hindlimb and wing development genes.

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image: Image of the Day: Subterranean Settlers

Image of the Day: Subterranean Settlers

By | March 16, 2016

Soil bacteria (yellow) grow on the surface of an Arabidopsis plant root (purple and blue) in this colored electron scanning micrograph.

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image: Image of the Day: Undercover Veggie

Image of the Day: Undercover Veggie

By | March 15, 2016

This female jumping spider (Maevia inclemens) is supplementing her diet with nectar from a Prunus shrub.

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image: Image of the Day: Viral View

Image of the Day: Viral View

By | March 14, 2016

The Zika virion measures approximately 50 nanometers across and contains multiple protein types (shown in blue and green) both within and at the surface of the lipid membrane.

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image: Image of the Day: Wiped Out

Image of the Day: Wiped Out

By | March 11, 2016

Carpolestes simpsoni, illustrated here, is thought to have lived in what's now Wyoming until its extinction around 56 million years ago.

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image: Image of the Day: Rasping Ribbon

Image of the Day: Rasping Ribbon

By | March 10, 2016

This ridged tongue, or radula, belongs to a round-mouthed snail (Pomatias elegans) and is used to scrape up bits of dead leaves and disintegrating wood.

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image: Image of the Day: Clown Face

Image of the Day: Clown Face

By | March 9, 2016

This three-day-old larval peanut worm (Sipuncula) has been imaged using polarized light to highlight cilia (yellow), serotonin in the nervous system (red), and DNA (cyan).

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image: Image of the Day: Roundworm Romance

Image of the Day: Roundworm Romance

By | March 8, 2016

Two Pristionchus nematodes have maneuvered into a mating position in this colored scanning electron microscopy image.

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