(no subject)

Elaine Watts (ewatts@williams.sad47.k12.me.us)
Mon, 24 Mar 1997 11:05:35 -0500

Sonar is a high frequency wave emmited by most bats. The sonar waves bounce
back to the bat if their is something in front of the wave, and because of
their advanced hearing they can hear it. With this bats can tell if there
are anyting in front of them.

respond attention :Patrick O'Malley