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Tag: "subspecies" at biology news

WWF captures first-ever photo of wild rhino on Borneo

...ves." The rhinos found on Borneo are regarded as a subspecies of the Sumatran rhinoceros, which means they have different physical characteristics to rhinos found in Sumatra (Indonesia) and Peninsular Malaysia. The Sumatran rhinoceros is one of the world's most critically endangered species, with small numbers ...

Computers to save unique type of American red squirrel

...d behavioural characteristics. It is a recognised subspecies and protected under the United States' Endangered Species Act. The mountain itself is known globally for the Mt. Graham International Observatory. The British academics are applying expertise developed while working with the threatened UK red squirre...

Lion mane linked to climate

...entists have ascribed lions to various species and subspecies based largely on their outward appearance, especia...hich resulted in them being classified as separate subspecies of Panthera leo: either P. leo spelaea or P. leo atrox. But given the new knowledge that cold climat...

Research updates 65-year-old genetic discovery

... the great apes, sent DNA samples of each of three subspecies of chimpanzees to the University of Utah. "No chim...elp zoos, sanctuaries and primate centers identify subspecies of chimpanzees. "My goal is to better understand chimpanzees in their own right and to ultimately he...

Conservation International & Disney discover new species in the 'Realm of the Yeti'

...subterranean crypt to feed their offspring. A new subspecies of a small mammal known as the Qinghai vole (Microtus fuscus), which was also a new record for the Sichuan province. Up to three new species of frogs, eight new species of insects, and ten new species of ants Several potentially new species of plan...

Resident birds display migratory restlessness

...er searched for signs of migratory behavior in two subspecies of stonechats, Saxicola torquata, comparing a migrant that breeds in Austria, S. t. rubicola, and its equatorial resident relative, S. t. axillaris. European stonechats are short-distance, nocturnal migrators that begin their journey when daylight la...

WHSRN announces three new international sites

...th of all of North America's shorebird species and subspecies are in serious decline. Some, such as the Red Knots, will become extinct within our lifetimes if current population trends are not halted. To qualify as a WHSRN site, the petitioning sites go through a nomination process to determine the area's demon...

Genetic study shows humans have pushed orangutans to the brink of extinction

...e largest population of the East Bornean orangutan subspecies existing on Earth occurs in the forests of the Sabah Foundation concession, with a population of about 5,000 individuals," says Laurentius Ambu, Sabah Wildlife Department's Deputy Director. Most of these forests are exploited for timber under natural...

WWF peeks into mysterious life of Borneo's pygmy elephants

... were determined by WWF in 2003 to be a likely new subspecies of Asian elephant but very little is known about them, including how many there are. Pygmy elephants are smaller, chubbier and more gentle-natured than other Asian elephants. They are found only on the northeast tip of Borneo, mainly in the Malaysian...

Fisheries science student describes new species of mussel

...arch, Jones was able to describe a new species and subspecies of freshwater mussel. His findings also illustrate how essential a multi-faceted approach is to understanding and describing the world's biodiversity. The thesis abstract is at http://scholar.lib.vt.edu/theses/available/etd-03302004-153127/ with a...

'New' science gleans knowledge from ancient lands and societies

... evolutionary trajectories followed by strains and subspecies drawn from across the globe. If our hypotheses are correct, TB followed a different pattern here in the 'New World,' -- one that was less virulent. We want to learn why." To address this issue, the researchers use model genetic histories for the TB ...

Ocean invaders in deep time

...us in the Atlantic and there are eight species and subspecies in the Indo-Pacific. It's really similar to a sister taxon in the Indian Ocean," Rocha continues. "We nailed down the timeline of the invasion by sequencing--the last time there was tropical ocean connecting these two areas was 2 million years ago....

Study in Royal Society journal on first observation of giant squid in the wild

...of new species. The high diversity of species and subspecies in the Amazon basin may have been due to periods o...s of years, while others produced many species and subspecies over periods of one or two million years. These results suggest that speciation was driven mainly by...

How a zebra lost its stripes: Rapid evolution of the quagga

...as alternatively been described as a species and a subspecies of the Plains zebra.These researchers asked how and when the quagga diverged from all the remaining related horses, zebras, and asses. They compared the genetics, coat color and habitats of existing zebras with related extinct species. The mitochondr...

U of MN researchers develop tests for devastating cattle disease

...m that causes Johne's disease, Mycobacterium avium subspecies paratuberculosis, is slow growing in the laborator...udy Johne's disease in cattle. Mycobacterium avium subspecies paratuberculosis is also implicated as a factor in Crohn's disease, an inflammatory bowel disease in...

International research team announces finished rice genome

...enced more than 10% of the genome of the temperate subspecies of rice, Oryza sativa subspecies japonica , which is cultivated mainly in Japan, Korea, and the U.S. Their effort was part of the I...

New amphibian species result from exploration, not from rule changes

... the growth. Moreover, the Mantellidae include few subspecies that could complicate an analysis. Khler and colleagues credit the boost in the number of amphibian species descriptions to new bioacoustic and genetic tools, and urge the continuation and expansion of efforts to identify further examples. They ackn...

Prehistoric decline of freshwater mussels tied to large-scale maize cultivation

... subspecies; at least 13 of these species and four subspecies are presumed extinct. Of the remaining, the snuffbox mussel (Epioblasma triquetra) is the only species not listed on the Federal endangered list. "Human population in the Southeast began to increase steadily about 5000 years ago," says Warren. "With...

Multiple sightings of long-lost woodpecker reported

...continued to this day. Reports from the 1980s of a subspecies of ivory-billed woodpecker in Cuba are widely accepted as valid, though efforts to confirm the continued existence of this population have failed. The sightings, each by a different person or team, occurred during the last two years within three kilo...

Primates on the brink

...cent-or one in four-of the 625 primate species and subspecies are at risk of extinction. The report compiled by more than 50 experts from 16 countries cites deforestation, commercial bushmeat hunting, and the illegal animal trade as the primary threats, and warns that failure to respond will bring the first pri...

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(Date:11/25/2009)...ens, Ga. Bacteria don,t have easy lives. In addit...ugs, they have natural enemies called bacteriophag...very two days. , Still, bacteria and another cl...ered in extreme environments such as deep-sea volc...ecause they have a built-in defense system that he...
(Date:11/25/2009)...r. Sarit Larisch, Head of the Cell Death Research ... of Biology, has been awarded the prestigious John...ch exploring the cause of brain cell damage in Par... year to scientists in support of innovation and e...fficially conferred earlier this month at an event...
(Date:11/25/2009)...r the course of a lifetime, the heart pumps some 2...e order to do this, the muscle fibers of the heart...headed by Dr. Wolfgang Rottbauer, vice chair of th...ity Hospital (Chairman: Prof. Dr. H. A. Katus), ha... stability of the smallest muscular unit, the sarc...
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