Ecologist overthrows generally accepted principles in ecology

(Phys.org) —Contemporary ecological theory assumes that differently sized individuals in a population are equally efficient in their use of food resources. Still this is only true in a very exceptional case. It is much ...

Metal ions regulate terpenoid metabolism in insects

Max Planck scientists in Jena, Germany, have discovered an unusual regulation of enzymes that catalyze chain elongation in an important secondary metabolism, the terpenoid pathway. In the horseradish leaf beetle Phaedon cochleariae ...

Birds migrate using magnetic map

Migrating birds use magnetic particles within their body to create a 'map' with which to navigate using the earth's magnetic field, according to new research published today in Journal of the Royal Society Interface.

Naive fish easy targets for spear fishers

(Phys.org)—Big fish that have grown up in marine reserves do not seem to know enough to avoid fishers armed with spear guns waiting outside the reserve.

Protein love triangle key to crowning bees queens?

A honey bee becomes a royal queen or a common worker as a result of the food she receives as a larva. While it has been well established that royal jelly is the diet that makes bees queens, the molecular path from food to ...

Fish find a suitable homes through noise

(PhysOrg.com) -- Noisy neighbors can be desirable – at least if you’re a young reef fish trying to choose a home. New research from the Universities of Auckland and Bristol found that juvenile fish listen to ...

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