Questions on B
Birds and aquatic mammals are capable of unihemispheric slow wave sleep what does this mean they can do?
Ben counts the number of waves traveling to the shore. six waves reach the shore in 30 seconds. what is the frequency of the wave?
Bats can sense obstacles because they produce 1. supersonic sound waves 2. ultrasonic sound waves 3.infrasonic sound waves 4. micro sound waves?