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Tag: "east" at biology news

Growth in the sea comes down to a struggle for iron

... additional iron, large phytoplankton cells in the east do not appear to grow as readily. Since prevailing winds tend to blow iron rich dust off the Asian continent into the Pacific, it may be that phytoplankton closer to the source of that dust may be primed to respond differently. Wells and his colleag...

How the environment could be damaging men's reproductive health

...ged between 27 and 67, some of whom fished off the east coast in the contaminated Baltic Sea, while others fished off the west coast. Prof Giwercman explained: "Closed aquatic ecosystems, such as the Baltic Sea, have become heavily polluted by POPs. In spite of decreases since the 1970s, this contaminati...

Grizzlies set to invade high Arctic?

...sland raises numerous issues. Could grizzlies move east to one day take up home on Ellesmere Island, in the heart of polar bear country? Could polar bears in the wild interbreed with brown bears, their evolutionary close cousins, as has occurred at least once in captivity? What impact will grizzlies, alre...

Supercomputers to focus brains on AIDS dilemma

...rfly" compounds with "wings" extending to both the east and west. "This pointed the way to new classes of...yclic moieties, can bind to either the west or the east in the integrase enzyme. "These compounds are especially interesting because they'll be less likely ...

Bugs, even 'bad' ones, can be educationally beneficial, new book says

...oned, such as the evergreen bagworm that spans the east coast of the United States and stretches westward to Nebraska and Louisiana. Other pests with wider ranges, such as disease-toting mosquitoes, produce-feasting fruit flies and sap-sucking aphids, also are featured. The history of how many insects we...

Searching the depths of the straits of Florida for disease cures

...race, a 60-mile long, ancient deep-water reef just east of Fort Lauderdale and Miami. During dives on the Miami Terrace in May of 2004, the team, along with scientists from Florida Atlantic University in Boca Raton, found incredible diversity that varied dramatically along its length. Prior to that cruis...

Census of Marine Life explorers surprised by diversity, density of Arctic creatures

...lar Current, a powerful force flowing from west to east moving 145 million cubic meters of water per second, more than the combined flow of all world rivers. Piecing together the history of marine evolution Because they now understand the physical churn that goes on in the Southern Ocean, biologists wan...

Scientists discover global pattern of big fish diversity in open oceans

...redators. Scientists say these hotspots - off the east coasts of the US, Australia, and Sri Lanka; south ...e last remaining bits, say the authors. Today the east coast of the U.S., just south of Cape Hatteras and along the east coast of Florida, harbor some of t...

Research suggests fitness of Florida panthers improved by limited breeding with Texas animals

... offspring have been moving successfully south and east into new sections of the Everglades National Park and Big Cypress National Preserve, he said. Pimm, whose research group works in the Everglades each year, said some scientists have erroneously tended to "look at a map and say, 'because this specie...

Ancient DNA confirms single origin of Malagasy primates

...ar, which is the world's fourth largest island and east of Africa. Evolutionary analysis of the DNA obtained from the extinct giants reveals that they, like the living lemurs, are descended from a single primate ancestor that colonized Madagascar more than 60 million years ago, Yoder said. The biologists...

Ships bring alien jellyfish invaders to our shores

...yfish in Japan, California, western Europe and the east and west Australian coastlines. Introduced species are believed to cost the United States $122 billion per year. About 3,000 species of marine organisms are believed to travel the world in ships' ballast water each day. Ships take in water for stabi...

Locusts' built-in 'surface analysis' ability directs them to fly overland

...rthern tip of the gulf did some of them turn again east in the direction of Aqaba and other areas of Jordan, as well as straight north over southern Israel. This observation led to examination by scientists of the Hebrew University of Jerusalem Department of Evolution, Systematics and Ecology and the Int...

Genetic link confirmed between Polynesians and indigenous Taiwanese

...tions in their mtDNA that do not occur in mainland east Asian populations. Furthermore, they showed that there are enough different mtDNA mutations between the mainland Chinese population and the aboriginal Taiwanese to support archeological findings suggesting a long period of habitation. These results i...

High-Throughput GoMiner

...tions in their mtDNA that do not occur in mainland east Asian populations. Furthermore, they showed that there are enough different mtDNA mutations between the mainland Chinese population and the aboriginal Taiwanese to support archeological findings suggesting a long period of habitation. These results i...

Human brain is still evolving

... Europe or the Middle East and spread more readily east and west due to human migrations, as opposed to south to Africa because of geographic barriers. Or, they could have arisen in Africa, and increased in frequency once early humans migrated out of Africa." While the roles of Microcephalin and ASPM in ...

US/African project deciphers deadly parasite genome

...n microbiologist Robert Koch, who had been sent to east Africa to study the disease, was the first to desc...lication of bioinformatics through the Biosciences east and central Africa (BecA) initiative, which is part of the New Partnership for Africa's Development ...

Seal rookeries could provide a reliable food source for endangered California condors, study finds

...nding from British Columbia to Baja California and east into Texas, Florida and New York. Fewer than 300 are alive today, the majority recently bred and hatched in zoos as part of the U.S. Fish and Wildlife Service California Condor Recovery Program--a federally supported effort is to establish self-sus...

There's something fishy about human brain evolution

...lands and river and lake shorelines that dominated east Africa's prehistoric Rift Valley in which early humans evolved. Dr. Cunnane points to the table scrap fossil evidence collected by his symposium co-organizer Dr. Kathy Stewart from the Canadian Museum of Nature, in Ottawa. Her study of fossil materi...

Exotic crab poised for widespread UK invasion

...-1998. The UK spread was most marked along the east coast northwards to the River Tyne and on the south coast westwards to the River Teign. Dr Matt Bentley, one of the research team*, said: "The pattern of the spread in the UK since the 1970s mirrors the spread in mainland Europe and in the Baltic...

Uncovering sex-change secrets of black sea bass

...d, they're a good candidate for aquaculture on the east coast. Except, that is, for one problem: they have a tendency to change sex unpredictably in captivity. "In the wild, black sea bass are born as females and turn into males at around two to five years old," Berlinsky explains. "When you bring them ...

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