Friday, September 15, 2006

Present Irr, Slr, Crr

The Sixth Sense "seismic" elephant

Elephants have more than one trick up their trunks. A study shows that these large mammals have a sixth sense "seismic". Caitlin O'Connell-Rodwell, a biologist at Stanford University, studies the behavior of elephants in Namibia for ten years. It is now believed that elephants are capable of transmitting and detecting seismic vibrations through the ground.

team of U.S. researchers has found that rumbles and stamping would these mammals produce sound waves of course, but mostly ground vibrations. Seismic waves by which animals communicate. By detecting the vibrations, the elephant herd can feel a closer, locate a family member in distress, be warned of danger.

While a sound signal only travels 10 km, seismic vibration can be seen in more than 30 km. Communication between elephants would be more complex and more extensive than previously thought.

This discovery is a relief to researchers who were unable to explain certain behaviors. We now know instead of listen, the elephant up and down the foot.

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