Content by The Scientist

A 3-D visualization of a blowfly thorax that shows steering muscles (green to blue) and power muscles (yellow to red). The image was created with in vivo time-resolved microtomography.

A swallow comes in low for a drink from a swimming pool.

Arachnoidiscus, a genus of centric diatoms, gets its name from its spider web-like appearance.

June 2014's selection of notable quotes

An emperor penguin (Aptenodytes forsteri) in Antarctica jumping out of the water

Egrets at the edge of a mangrove forest at low tide

A saddleback caterpillar covered in parasitic braconid wasp cocoons. The four projections are poisonous spines that the caterpillar uses for defense.

An X-ray image of a brown long-eared bat hunted and killed by a domestic cat

Red blood cells are trapped within the fibrin network (yellow) of a clot.

Microbes living in the formerly frozen permafrost consume carbon, creating methane. When the thawed water freezes in winter, the methane bubbles become trapped.

The feathery tip of red algae (Ptilota), which are among the oldest eukaryotic algae.

A stick insect (Timema cristinae) rests on a greasewood branch.

A head louse egg (green) firmly attached to a human hair (brown)

A school of sardines navigates the waters at Isla Marias Archipalego, Mexico.