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Salamanders in Medical News

LabBits: A media tip sheet from the MBL in Woods Hole

...cascade that determines how an embryo forms. If Jeffery is on the right track, not only will he develop a model of regeneration in sea squirts, but in salamanders as well. Basic research on animal regeneration is a foundation for a major goal in medicine: Learning how to guide human stem cells to regenerate new ...

Golf Courses Could Serve as Wildlife Sanctuaries If Managed Properly

...ons of American toads, southern leopard frogs and spotted salamanders. They found that the American toads, southern leopard frogs and spotted salamanders survived better in the golf course ponds than in the control ponds, probably because of a reduced number of insect predators. They also found...

Limb Regeneration In Humans: A Future Possibility

...s, which can heal without scars within hours, a feat possible for human embryos until the age of about six months. Adult frogs retain the capacity and salamanders can even grow new tails and limbs when severed. According to Prof Amaya, humans most likely lose this perfect healing capacity with age, because it is...
Salamanders in Biological News

Stanford researchers: Global warming is killing frogs and salamanders in Yellowstone Park

Frogs and salamanders, those amphibious bellwethers of environmental danger, are being killed in Yellowstone National Park. The predator, Stanford researchers say, is global warming. Biology graduate student Sarah McMenamin spent three summers in a remote area of the park searching for frogs an...

Snakes, salamanders and other creatures thrive in areas with higher deer populations

COLUMBUS, Ohio Reducing the number of deer in forests and parks may unexpectedly reduce the number of reptiles, amphibians and insects in that area, new research suggests. A recent study by researchers at Ohio State University and National Park Service found that higher deer activity is modif...

Thriving hybrid salamanders contradict common wisdom

A new UC Davis study not only has important findings for the future of California tiger salamanders, but also contradicts prevailing scientific thought about what happens when animal species interbreed. The study, by former UC Davis doctoral student Benjamin Fitzpatrick (now on the faculty of U...

Elusive salamanders have role in developing new sampling models

Rare salamanders at a Georgia military base are the guinea pigs for Oak Ridge National Laboratory researchers whose goal is to develop methods to better determine whether a species has vanished. After not finding any flatwoods salamanders since 2001, Fort Stewart biologists were a bit concerned ...

Predators ignore peculiar prey

...journal BMC Ecology found that birds will target salamanders that look like the majority even reversing their ...evalence of a dorsal stripe among a group of model salamanders on the foraging behavior of a flock of Blue Jays. ...e authors placed a selection of food-bearing model salamanders into a field for six days, with striped models out...

Spring fishing season arrives... and with it, amphibian diseases

... Waterdogs, they're called, these larvae of tiger salamanders used as live bait for freshwater fishing. With ... They may be in for more than they bargained for: salamanders in bait shops in Arizona, Colorado and New Mexico ...vice in Sacramento, Calif., Collins screened tiger salamanders in the western U.S. bait trade for both ranaviruse...

Over 1,000 species discovered in the Greater Mekong in past decade

...The findings, highlighted in this report, include 519 plants, 279 fish, 88 frogs, 88 spiders, 46 lizards, 22 snakes, 15 mammals, 4 birds, 4 turtles, 2 salamanders and a toad. The region comprises the six countries through which the Mekong River flows including Cambodia, Lao PDR, Myanmar, Thailand, Vietnam and th...

Golf course: Playing fields, wildlife sanctuaries or both

... may not help improve a person's golf game, stream salamanders might change the way golfers think about the local...pling. By comparing the abundance and diversity of salamanders in golf course habitats, the team will be able to assess the adequacy of current course management. salamanders play a major role in the overall food chain; by st...

Study rules out inbreeding as cause of amphibian deformities

...archers recently examined 2,000 adult and juvenile salamanders and found that 8 percent had visible deformities, ... Letters . Like many types of amphibians, tiger salamanders return to the same pond throughout their lives to ...actors might increase the probability that related salamanders could return to the same spot and mate. But the...

Dying frogs sign of a biodiversity crisis

... BERKELEY Devastating declines of amphibian species around the world are a sign of a biodiversity disaster larger than just frogs, salamanders and their ilk, according to researchers from the University of California, Berkeley. In an article published online this week in the journal Proce...
Salamanders in Biological Definition

Evolutionary developmental biology

...ce of genetic variation sufficient to account for morphological diversity. For example, there is significant variation in limb morphologies amongst salamanders and the differences in segment number in centipedes , even when the genetic variation is low. A big question then, for evo-devo studies is where d...

Parthenogenesis

... aphids ) and some vertebrates (e.g. lizards , salamanders , some fish , and even turkeys ). Parthenogeneti...ing with males of a cloesly related species. Some salamanders of the genus Ambystoma are gynogenetic and ap...n years. It is believed that the success of those salamanders may be due to the rare (perhaps only one mating ou...
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