The bat's radar is a form of sonar or "echo location" which finds them emitting a high pitched sound that echoes of objects in their paths.
(The bat's radar; is; a form of sonar or "echo location) (a high pitched sound; echoes; ) (echo location; finds; them emitting a high pitched sound) Context(echo location finds,List([39, 65))):(them; emitting; a high pitched sound that echoes of objects in their paths)
echo location finds,List([39, 65))
The bat's radar a high pitched sound echo location them
is echoes finds emitting
a form of sonar or "echo location
them emitting a high pitched sound
a high pitched sound that echoes of objects in their paths