They emit high frequency pulses of sound through their mouth or nose which bounce off surfaces and objects around them.
The gardener had pointed to a thick bamboo stem and explained that if a pebble was thrown at it and it hit the trunk slightly off-centre, it would bounce off and make hardly any sound.
He had learned how to bounce off a seaweed pod.
It's actually fairly satisfying to just watch the effects as things bounce off immovable obstacles.
They are too small to scatter long-wavelength infrared light, but visible wavelengths can bounce off the particles - especially at the shorter blue end of the spectrum.
The bright lights bounce off the white counters and smack me in the face.
If you have access to a flash that can bounce off the ceiling or walls, that could work much better.
Draw a line between two pillars, and pangolin will bounce off of it. The challenge is, you can only draw three lines at the same time, after the fourth line is drawn, the first line disappears!
The fact that parents expect their kids to bounce off the walls after they eat sweets is what perpetuates the behavior, Kanarek says.
The body is having all sorts of light bounce off my eyes of various wavelengths.
The molecules bounce off each other like two colliding billiard balls.
The sounds bounce off rock layers below the sea floor and are picked up by the phones.
Reason to hate: Once the crumbs fall from his beard and bounce off his shirt, they inevitably land on the floor, inviting exotic foreign insects to crawl under your skin at night.
The catch is that because low-frequency waves can travel great distances, when they do bounce off cavities or objects underground, they often end up far from the detection equipment at the surface.
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