Tag: "bats" at biology news
Study in Royal Society journals presents evidence for inherited factors in homosexuality
...es produce click buzzes during prey capture, as do bats
which are a million times smaller. As creaks indicate feeding events, acoustic tracking may be used to monitor the health of sperm whales in increasingly human-impacted oceanic ecosystems. Contact: Dr Patrick Miller, Sea Mammal Research Unit, Unive...
Poisoning solved after millions of years
...m excellently preserved. Nowhere else have so many bats
and birds been found in lake deposits. Among the m...wn that even the tiny quantities of water drunk by bats
when flying low over the water can be fatal. Many aspects of the fossil finds of Messel which were n...
Computer analysis shows scientists could reconstruct the genome of the mammalian common ancestor
...ral mammalian genome. Living mammals, from apes to bats
to whales, are all variations on a common mammalian theme. Comparisons with their common ancestor can reveal new insights into not only the core biology that all mammals share in common, but also the unique traits that define each species, he said. N...
Molecular biology fills gaps in knowledge of bat evolution
...e present work advances our understanding of where bats
originated, when they diversified and how differen...he hypothesis that the group of large fruit-eating bats
from the tropics, that fly mostly during the day - known to biologists as megabats - emerged from fo...
Tips from the Journals of the American Society for Microbiology
...ested positive for the novel virus (Bat-CoV). All bats
testing positive for the virus were healthy when physically examined so it remains unclear as to whether or not the virus is pathogenic in bats. "Here, we report the identification of a novel bat coronavirus," say the researchers. "It is not known ...
Vampire bats keep out of trouble by running
ITHACA, N.Y. -- Although most people think of bats
as stealthy mammals that flit about in the night s...iversity study. It's known that the common vampire bats
of Central and South America behave much more like four-legged terrestrial mammals, in that they lik...
Virginia Tech wildlife specialist helping to protect state's new official bat
...s written a guide that can help citizens deal with bats
that have strayed from natural habitats into their...es that typically would use bat houses, many other bats
would. "Virginia's bat bill has increased awareness locally that bats
in general need some conservat...
Talking robots, green buildings, and shockwave healing
...VIEW OF THE WORLD To sense the world around them, bats
emit ultrasound pulses and then detect their echoes as they bounce from objects in their environment. Aiming to gain new information on the highly developed but incompletely understood bat biosonar, Hiroshi Riquimaroux of Doshisha University in Japa...
UCLA scientists reveal how Nipah virus infects cells
... sickening 265 people and killing 105. Spread from bats
to pigs to humans, the outbreak infected more than 200 pig farmers and killed 40 percent. Desperate to contain the outbreak, the government ordered its military to kill more than 1 million pigs, resulting in economic devastation to the country. In...
Bat-bot boosts sonar research
...n also wriggle its ears, a technique often used by bats
to modulate the characteristics of the echo. CIRCE...o closely mimic the amazing echolocation skills of bats
and to act as a tool for further research in echolocation. "Sonar in water is a mature field, but s...
Birds and bats sow tropical seeds
... of replanted species would be dispersed by birds, bats
and primates. That's less and less the case today ...crops of bat- and bird-dispersed fruits. Birds and bats
living in nearby forests will fly to the bait to eat the fruit and will likely drop seed from forest...
Study in Royal Society journal on first observation of giant squid in the wild
...6, United States Sex and segregation in temperate bats
by Miss P Senior, Professor RK Butlin and Professo...ances throughout the temperate world, thousands of bats
gather on late summer nights. This is when many bats
mate, just before their winter hibernation. Fem...
Valuing biodiversity services, including its insurance against disease
...of a scientific team that recently connected Asian bats
in China with the SARS virus, Dr. Daszak says it's important to draw lessons from that $50 billion global health crisis when looking ahead to the Asian bird flu and health problems yet to emerge. "Cutting down contact between wildlife, domestic anima...
Bats use touch receptors on wings to fly, catch prey, study finds
...But an Ohio University neurobiology professor says bats
have a "feel" for it, too. John Zook's studies of ...eting, revive part of a long-forgotten theory that bats
use their sense of touch for nighttime navigation and hunting. The theory that bats
fly by feel was...
Unified physics theory explains animals' running, flying and swimming
...the observed wingbeat frequencies of flying birds, bats
and insects, the current study reveals. "It was swimming that stumped us," Bejan said. "Everyone knows that, in water, fish are weightless." In other words, they explained, fish are neutrally buoyant, or nearly so, meaning that their tendency to floa...
Study: Competition for sex is a 'jungle out there'
...r of pollinating species bees, flies, birds, even bats
-- is one contributor to pollen limitation. But it's not the only one. Habitat fragmentation is a proven cause of pollen limitation, as well as development. "These findings have global implications given the importance of biodiversity hotspots f...
New research shows bats have complex skills to deal with 'clutter'
...or Cynthia Moss reports on new research that shows bats
have methods for echolocating food in "clutter" th...n, or nestled in among leaves. "We have found that bats
adjust the timing of their sounds when they encounter clutter, and they seem to 'strobe' the world w...
Rare Chinese frogs communicate by means of ultrasonic sound
...ibians in China. Feng continues to study frogs and bats
to understand how the brain processes sound patter...insects and rodents, echolocation by ultrasound in bats
and dolphins, are just a few examples. "That frogs can communicate with ultrasound adds to that list...
Frogs ear canal may provide insights for understanding human hearing loss
...ultrasounds for communication, much like dolphins, bats
and some rodents. It does so, the researchers report, to make itself heard above the din of low-frequency sounds produced in its surroundings so that it can communicate territorial information to other males of its species. In addition to helping res...
On a fly's wing, scientists tally evolution's winners and losses
...r legs. Winged flight evolved separately in birds, bats
and pterosaurs at different times in evolutionary history. Now, writing today (April 20, 2006) in the journal Nature, a team of scientists from the Howard Hughes Medical Institute (HHMI) at the University of Wisconsin-Madison, reveal the discovery of...
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