News tagged with wasps

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Male wasps help to defend the nest

Male wasps are not exactly famous for their contributions to domestic life. Most do precious little, leaving the nest's maintenance chores to the females. Now a group of researchers has shown that when push ...

Apr 27, 2011 not rated yet 0 | with audio podcast

Angry wasps deal to their competitors

(PhysOrg.com) -- Scientists at Victoria University have identified a surprising and previously unknown behaviour in the animal world by studying interactions between native ants and invasive wasps in South Island beech forests.

Mar 30, 2011 5 / 5 (3) 2 | with audio podcast

Solving an old mystery with wasps

Swiss researchers at ETH Zurich and the University of Zurich have discovered that a single gene in a particular aphid wasp decides whether the insects reproduce sexually or asexually. This is not only of interest ...

Mar 01, 2011 not rated yet 0

Wasps wage war on behalf of wiliwili trees

A black, two-millimeter-long wasp from East Africa is helping wage war on one of its own kind—the Erythrina gall wasp, an invasive species that's decimated Hawaii's endemic wiliwili (Erythrina sandwicensis) and in ...

Sep 28, 2010 not rated yet 0