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Image of the Day

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image: Image of the Day: Marine Worm

Image of the Day: Marine Worm

By | March 10, 2015

There are more than 8,000 known species of marine worm, including the unidentified specimen shown here at 20x magnification.

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image: Image of the Day: Colorful Cross-section

Image of the Day: Colorful Cross-section

By | March 9, 2015

A microscopic cross-section of an orchid root shows its nutrient-ferrying stele and the surrounding cortex.

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image: Image of the Day: Hoff Crabs

Image of the Day: Hoff Crabs

By | March 6, 2015

Male deep-sea hairy-chested “Hoff” crabs (Kiwa tyleri) live close to the jets of thermal vents, while females live further away—nearer the bases of the mineral structures.

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image: Image of the Day: Ultra-Small Life

Image of the Day: Ultra-Small Life

By | March 5, 2015

A variety of ultra-small bacteria—150 times tinier than E. coli—have been imaged for the first time.

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image: Image of the Day: Pollinator Selection

Image of the Day: Pollinator Selection

By | March 4, 2015

The nectar in deep flowers of Heliconia tortuosa can be efficiently extracted only with long, curved beaks, like those of green hermit hummingbirds (Phaethornis guy).

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image: Image of the Day: “Sparklemuffin”

Image of the Day: “Sparklemuffin”

By | March 3, 2015

A recently discovered Australian peacock spider (Maratus jactatus), dubbed “Sparklemuffin” for the male's bright colors, performs a mating dance.

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image: Image of the Day: At-Risk Amphibians

Image of the Day: At-Risk Amphibians

By | March 2, 2015

Chytrid fungus has been found for the first time in Madagascar, threatening 290 endemic amphibian species, including Boophis quasiboehmei (pictured).

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image: Image of the Day: Sea Star Nursery

Image of the Day: Sea Star Nursery

By | February 27, 2015

Trophodiscus almus, a sea star that lives in Japanese waters, raises its young among the spines on its back, lending it the Japanese name komochi-momiji, meaning “starfish with babies.”

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image: Image of the Day: Moss Capsule

Image of the Day: Moss Capsule

By | February 26, 2015

This environmental electron scanning microscope image shows a moss capsule’s tooth-like structures known as peristomes, which open to release spores in dry conditions.

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image: Image of the Day: See-Through Fish

Image of the Day: See-Through Fish

By | February 25, 2015

Researchers stained the bones of the scalyhead sculpin (Artedius harringoni) red, its cartilage blue, and made the rest of the fish transparent to study its biomechanics.

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