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en.wikipedia.org/wiki/Animal_echolocation

Echolocation, also called bio sonar, is the biological sonar used by several kinds of animals. Echolocating animals emit calls out to the environment and listen to the echoes of those calls that return from various objects near them. ... Their use of echolocation allows them to occupy a niche where there are often many insects ...

en.wikipedia.org/wiki/Bat

Bats are mammals of the order Chiroptera whose forelimbs form webbed wings, making them ... Bats are less efficient at flying than birds, but are more manoeuvrable, using their very long .... Little fossil evidence is available to help map the evolution of bats, since their small, delicate skeletons do not fossilize very well, and ...

www.answers.com/Q/How_do_bats_use_their_ears_to_help_them_catch_insects

When they cannot see insects, at night, they can still locate them by emitting a sound and listening for echoes coming off the insects, a process called ...

www.scientificamerican.com/article/how-do-bats-echolocate-an

This leaf-nosed bat uses sound waves and echoes--a technique called echolocation ... Most bats produce echolocation sounds by contracting their larynx (voice box). ... At this point, the ear is ready to receive the echo of an insect one meter away ... The large variation in sizes, shapes, folds and wrinkles are thought to aid in ...

www.sciencedaily.com/releases/2005/12/051215231058.htm

Dec 15, 2005 ... Bats have an “ear” for flying in the dark because of a remarkable auditory talent that ... on bats' wings help them maintain altitude and catch insects in midair. ... that bats use their sense of touch for nighttime navigation and hunting. ... of a room, they would drop or even jump in altitude, sometimes erratically.

www.kidzone.ws/animals/bats/facts8.htm

Also notice the very large ears. Bat Senses. Bats smell, hear, taste, feel and see just like people do. ... Instead of relying on their sense of sight for night-time vision, bats make ... some bats who eat while flying (they swoop and catch insects -- eating them ... Scientists think that the nose leaves help the bats send the sounds in ...

wildliferemovalusa.com/batecho.html

Bats then gather these reflecting sounds using their ears, which helps them to ... small insects, they need their senses well-sharpened in order to be able to catch  ...

faculty.clayton.edu/sburnett/batvisits/howdobatsnavigate

Some bats have solved this problem using their eyes. ... Note that this bat has large eyes and relatively small ears compared to the size of its head. This tells ... This allows many of these bats to capture flying insects by hunting them down like a ...

researchnews.plos.org/2016/09/08/kill-them-with-cuteness-the-adorable-thing-bats-do-to-catch-prey

Sep 8, 2016 ... Kill Them With Cuteness: The adorable thing bats do to catch prey ... with head waggles and ear wiggles to help them locate their prey, as shown in this video. ... His recent study describes how echolocating bats use active sensing to ... In the three-part video, the bat is shown tracking a moving insect.