Thursday, March 11, 2010

Respect your Waste Collector

- The Do's and Don'ts of waste set out in Edmonton.

The City of Edmonton asks that residents package sharp objects properly to prevent injuries to waste collectors(more)

Monday, March 8, 2010

Earthworms form herds and make "group decisions'

By Matt Walker
Editor, Earth News

The earthworms use touch to communicate and influence each other's behaviour, according to research published in the journal Ethology.

By doing so the worms collectively decide to travel in the same direction as part of a single herd.

The striking behaviour, found in the earthworm Eisenia fetida, is the first time that any type of worm, or annelid, has been shown to form active herds.

"Our results modify the current view that earthworms are animals lacking in social behaviour," says Ms Lara Zirbes, a PhD student at the University of Liege in Gembloux in Belgium.

read more at BBC Earth News...