Sentences with phrase «says bear biologist»

Not exact matches

While the evolutionary biologist might agree that no purpose can be discerned in the physical universe prior to the state at which evolution in the biological sense commenced (that is to say, where entities which are born, reproduce and die and in so doing are subject to natural selection), yet he might argue that evolution by natural selection automatically provides the «purpose.»

«Once the bear has his claws on your food,» says Jeff Keay, the park's wildlife biologist, «it's too late.»

Colorado and Oregon voted against requiring labeling for GMO foods, and bear biologists in Maine were happy that the voters there rejected a measure that would have barred the use of food bait, which the scientists say is an important tool for population management and research.

If we really want more moose, we should be shooting bears instead, says a Vermont wildlife biologist

Russian - born plenary speaker Eugene Koonin, a biologist at the National Center for Biotechnology Information in Bethesda, Maryland, recently canceled his attendance, he says, for «various reasons... some of them personal.»

Within several years of arrival, dozens of the Somali families whose children were born in the U.S. found themselves grappling with autism, says Huda Farah, a Somali - born molecular biologist who works on refugee resettlement issues with Minnesota health officials.

«There have been a lot of biologists saying there has to be a geological source of reduced phosphorus, and geologists say phosphorus is kind of boring,» he says.

And Nobelist Günter Blobel, a German - born cell biologist at Rockefeller University in New York City, also blasted the plan in an interview in Der Spiegel magazine, saying that the concept reminds him of inflexible Soviet - style planning.

«[It's] the most comprehensive genomic data set to date, as far as bears are concerned,» says Frank Hailer, an evolutionary biologist from Goethe University Frankfurt in Germany.

The results should help the government protect the rare bears, says wildlife biologist Tony Hamilton of the British Columbia Ministry of Water, Land and Air Protection in Victoria.

Biologists say that if the dam is not stopped, the gene pool in the subgroups will be so small the bears will no longer be viable and they could disappear within a couple of decades.

Given the number of genomes studied and the sophisticated analysis used, the date for when the species diverges is «the best estimate of what we've gotten so far, and it makes sense,» says Beth Shapiro, an evolutionary biologist at UC Santa Cruz, whose earlier work also suggested these bears split less than a million years ago.

As their hunting behavior shifts from ice to land, the polar bears «have progressively arrived earlier and earlier to have access to more eggs,» says biologist Børge Moe, another principal author of the study who works at the Norwegian Institute for Nature Research in Kongsfjorden, where seabird egg predation is just beginning to increase.

«You've got bears that are spending increasing amounts of time on land becoming nutritionally stressed, moving into areas of human settlements,» says Todd Atwood, a wildlife biologist at the US Geological Survey.

«There are very few biologists who will argue that salmon aren't a key limiting factor to grizzly bear numbers on the coast,» says Garth Mowat, a senior wildlife biologist with the British Columbia Ministry of Environment.

The bear, an adventurous vanguard from its home range in the Northern Continental Divide Ecosystem of northwestern Montana, could be an unwitting pioneer on a path that may one day bring grizzlies from the Northern Continental Divide face to face with cousins long isolated in Yellowstone, say an interagency team of Montana and Wyoming biologists.

But since then, while the agency went on to propose listing the species as threatened (a step below endangered), Dirk Kempthorne, the Secretary of the Interior, has refused to draw a line between human - caused warming of the global climate and the retreating ice that Dr. Amstrup and other government biologists say poses the biggest threat to the bears.

Federal biologists have said that this long - term ice retreat is the main reason they concluded that polar bears deserved protection under the Endangered Species Act.

«Urban areas are becoming the ultimate bear traps,» said Jon Beckmann, the study's lead author and a biologist with the Wildlife Conservation Society.

Scott Schliebe, a federal biologist and the polar bear project leader for the Fish and Wildlife Service, said the basic connection between shrinking ice and greater distress for the bears was well established.

WASHINGTON, Dec. 27 — The Interior Department proposed Wednesday to designate polar bears as a threatened species, saying that the accelerating loss of the Arctic ice that is the bears» hunting platform has led biologists to believe that bear populations will decline, perhaps sharply, in the coming decades.

While Mr. Kempthorne and Dale Hall, director of the Fish and Wildlife Service, said Wednesday that they saw no separate risk to polar bears from oil and gas activity, the latest assessment of the species for the International Conservation Union, by a group of experts including Fish and Wildlife Service biologists, did include such activity in a list of threats, including toxic contaminants, shipping and recreational viewing.

The low - ice future that biologists said would doom polar bears to extinction by 2050 has already happened in 8 out of the last 10 years.

Canadian biologist Dr. Mitchell Taylor, one of the foremost authorities on polar bears, says: «We're seeing an increase in bears that's really unprecedented, and in places where we're seeing a decrease in the population it's from hunting, not from climate change.»