Biologists investigate how bees identify their own nests

Not all bees and wasps live in colonies of several thousand individuals. The horned mason bee (Osmia cornuta), for example, nests solitarily. When choosing a nesting site, the females often use existing cavities ranging from ...

Understanding crop pest evolution may boost biocontrol

The Egyptian cotton leafworm (Spodoptera littoralis) is a pest species in France. It is found throughout the Mediterranean Basin as well as in Africa and the Middle East. Moth larvae are extremely polyphagous and cause damage ...

Scientists find chemical that stops locust cannibalism

Plagues of locusts that darken the skies and devastate all things that grow have been recorded since Biblical times, and today threaten the food security of millions of people across Asia and Africa.

Chemical signal protects migratory locusts from cannibalism

Huge swarms of migratory locusts take on the proportions of natural disasters and threaten the food supply of millions of people, especially in Africa and Asia. As the eighth of the ten biblical plagues, the Book of Moses ...

Researchers discover molecular basis for alkaline taste

Whether or not animals can taste basic or alkaline food and how they do it has remained a mystery until now. A research group led by Yali Zhang, Ph.D., principal investigator at the Monell Chemical Senses Center, recently ...

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