News tagged with echolocation
Bats: What sounds good doesn't always taste good
Bats use a combination of cues in their hunting sequence - capture, handling and consumption - to decide which prey to attack, catch and consume and which ones they are better off leaving alone or dropping ...
May 21, 2012 |
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False killer whales use acoustic squint to target prey
Hunting in the ocean's murky depths, vision is of little use, so toothed whales and dolphins (odontocetes) rely on echolocation to locate tasty morsels with incredible precision. Laura Kloepper from the University of Hawaii ...
Mar 22, 2012 |
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New species of bat found in Vietnam
A distinctive echolocation frequency led to the discovery of a new species of bat within the genus Hipposideros. Although this bat is similar to the species Hipposideros armiger, differences in acoustics, ...
Feb 21, 2012 |
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Go fish! Scientist trains goldfish for object perception research (w/ video)
The fictitious storybook character Dr. Doolittle was known for talking with animals.
Oct 25, 2011 |
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How the bat got its buzz: Superfast muscles in mammals
As nocturnal animals, bats rely echolocation to navigate and hunt prey. By bouncing sound waves off objects, including the bugs that are their main diet, bats can produce an accurate representation of their ...
Sep 29, 2011 |
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'Lost' bats found breeding on Scilly
A University of Exeter biologist has discovered a 'lost' species of bat breeding on the Isles of Scilly (UK). A pregnant female brown long-eared bat is the first of its species to be found on the islands for ...
Jun 17, 2011 |
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Dolphins use double sonar
Dolphins and porpoises use echolocation for hunting and orientation. By sending out high-frequency sound, known as ultrasound, dolphins can use the echoes to determine what type of object the sound beam has ...
Jun 07, 2011 |
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Ears tuned to water
(PhysOrg.com) -- For bats any smooth, horizontal surface is water. Even so if vision, olfaction or touch tells them it is actually a metal, plastic or wooden plate. Bats therefore rely more on their ears than ...
Nov 02, 2010 |
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Keeping an ear out for kin
(PhysOrg.com) -- Bats can distinguish between the calls of their own and different species with their echolocation calls, report German scientists of the Max Planck Institute for Ornithology in Seewiesen. ...
May 18, 2010 |
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Bats' echolocation recorded for human exploit
Bats' remarkable ability to 'see' in the dark uses the echoes from their own calls to decipher the shape of their dark surroundings. This process, known as echolocation, allows bats to perceive their surroundings ...
May 11, 2010 |
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'Zen' bats hit their target by not aiming at it (w/ Video)
New research conducted at the University of Maryland's bat lab shows Egyptian fruit bats find a target by NOT aiming their guiding sonar directly at it. Instead, they alternately point the sound beam to either ...
Feb 04, 2010 |
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Bat researchers no longer flying blind on echolocation
Researchers at The University of Western Ontario led an international and multi-disciplinary study that sheds new light on the way that bats echolocate. With echolocation, animals emit sounds and then listen ...
Jan 24, 2010 |
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Spanish scientists develop echolocation in humans
A team of researchers from the University of Alcalá de Henares (UAH) has shown scientifically that human beings can develop echolocation, the system of acoustic signals used by dolphins and bats to explore their surroundings. ...
Jun 30, 2009 |
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