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Weekly Editors' Picks

The Thief in the Mirror

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The few animals capable of recognizing themselves in a mirror have advanced social cognition related to adopting the perspective of someone else.

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Redefining "Natural" in Agriculture

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Can organic farming and genetically engineered crops coexist in an agriculture of the future? Tony Trewavas reviews the new book Tomorrow's Table.

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Tasting the Bitter Sunlight

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A gustatory-like receptor mediates a novel UV light avoidance behavior in nematode worms.

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The Soup in My Fly: Evolution, Form and Function of Seminal Fluid Proteins

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The seminal fluid of males is a complex mixture of biologically potent molecules that shows high evolutionary lability.

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Going, Going, Gone: Is Animal Migration Disappearing?

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Many of the world's migratory animals are in decline. This essay explores the unique scientific and political challenges of protecting migratory species while they are still common.

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Oscillating Per-Cision

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In a similar manner to humans, fly circadian clock proteins are regulated by multiple phosphorylation sites, which affect a protein's activity or stability. A suicide model for destruction of transcriptional machinery may explain a conserved mechanism that gives the circadian clock a chance to respond to varying cellular influences throughout the circadian day.

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July 2008 Issue

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PLoS Biology is a peer-reviewed open-access journal featuring research articles of exceptional significance in all areas of biological science, from molecules to ecosystems.

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