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Tag: "habitats" at biology news

Alien plants attack using 'resource conservation' as weapon, researchers say

... animals and other organisms that are brought into habitats and subsequently spread at a rapid rate, often rep...ith indigenous plants, which have adapted to their habitats over thousands of years. But a new study by Stanford University researchers finds that invasive plan...

Invasion of the island bats

...the intensification of hurricanes?threaten natural habitats more acutely than on the continent. ...

From the deep -- Researchers find new species of sea anemone

...pecies of sea anemone living in the unlikeliest of habitats ?the carcass of a dead whale. A marine biologist would say that discovering a new sea anemone isn't so unusual. But finding one that calls a dead whale home is what sets this new creature apart. Since the scientists who initially found these anim...

Study warns deep-sea mining may pose serious threat to fragile marine ecosystems

Undersea habitats supporting rare and potentially valuable organisms are at risk from seafloor mining scheduled to begin within this decade, says a new study led by a University of Toronto Mississauga geologist. Mining of massive sulphide deposits near "black smoker...

MIT's ocean model captures diversity of underwater forests

...of model to look in more detail at what shapes the habitats of the phytoplankton and to link this to other, larger scientific issues about oceans, the plants and creatures living in them and global climate. "This is just the beginning," said Chisholm. "Now we can begin to ask the model questions and test...

Discovery of new cave millipedes casts light on Arizona cave ecology

...ological Sciences at NAU, said, "Caves are extreme habitats that have received far too little attention. The a...me cave-adapted life forms by characterizing their habitats to determine how they exist in the nutrient-starved cave environment. Voyles is also the cave res...

Tundra disappearing at rapid rate

...ld have significant impacts, says Danby. As tundra habitats are lost and fragmented, species and habitats are forced to move upwards as well. "The problem is that in mountainous areas you can only go so hig...

Massive coral death attributed to earthquake

...of these ecosystems and the protection of critical habitats and species to help this process." ...

New species of snapper discovered in Brazil

... life cycle in different but interdependent marine habitats such as coral reefs and mangroves. "This discov... the southern coast of the state of Bahia, and its habitats include coral reefs, rocky shores, coastal lagoons with brackish water, mangroves and other shallow ...

Yale biologists 'trick' viruses into extinction

...e reversing the logic by trying to trap viruses in habitats that force their extinction, according to a report...hey lack a nucleus and could be engineered as sink habitats that greatly outnumber the T-cell source habitats in the body." ...

Computer scientists join in search for ivory-billed woodpecker

...ots to webcast images of animals from the animals' habitats to natural scientists' computers. In addition to the Cache River National Wildlife Refuge, they've installed one of their robots in the Richardson Bay Audubon Sanctuary in California. Song and Goldberg have considered sites in Alaska and Rwanda ...

No sex for 40 million years? No problem

...ic animals that live in watery or occasionally wet habitats including ponds, rivers, soils, and on mosses and lichens. These tiny asexual creatures multiply by producing eggs that are genetic clones of the mother ?there are no males. Fossil records and molecular data show that bdelloid rotifers have been arou...

Prehistoric mystery organism verified as giant fungus

...ores widely, allowing it to occupy suitable marshy habitats that may have been patchily distributed on the landscape," Hotton said. The relatively simple Devonian ecosystems certainly seemed to contain nothing to prevent them from growing slowly for a long time. Plant-eating animals had not yet evolved, Bo...

Whitefly spreads emerging plant viruses

...transmits are no longer restricted to their native habitats or contained by natural geographic boundaries. "The increased importance of new and emerging plant viral pathogens is directly related to the adaptive capacity of B. tabaci and its ability to exploit agricultural systems," Brown said. B. tabaci has p...

Turtles are loyal in feeding as well as in breeding

...eries interactions. Identifying and protecting key habitats is critical for the future of these endangered species....

Too much of a good thing? Excess nutrients or water limit biodiversity

..." Harpole said. "Thus human actions that simplify habitats can lead to long-term loss of biodiversity."...

New science of metagenomics 'will transform modern microbiology'

...t detail carefully chosen microbial communities in habitats worldwide, the report says. These studies could unite scientists from multiple disciplines around the study of a particular sample, habitat, function, or analytical challenge, the report adds. For example, one large project could focus on the micro...

MIT's ocean model precisely mimics microbes' life cycles

...of model to look in more detail at what shapes the habitats of the phytoplankton and to link this to other, larger scientific issues about oceans, the plants and creatures living in them and global climate. "This is just the beginning," said Chisholm. "Now we can begin to ask the model questions and test...

Global map shows new patterns of extinction risk

...gered bird species are often at risk because their habitats are being destroyed. However, different factors entirely may affect mammals such as tigers which are under threat from poachers, and amphibians which are being diminished by diseases brought into their habitat by non-native fish. "This means that...

NASA snow data helps maintain nation's largest, oldest bison herd

...melts during the period when bison migrate between habitats at lower and higher elevations. Every winter, the deep snow in Yellowstone drives most bison to lower elevations as they embark on their quest for food. In this search, some bison will migrate beyond the Park's borders. When bison are outside the ...

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