Not exact matches
Watch the generations
fly by
in this animation showing the changing age composition of the U.S.
population.
In 2017, nearly half of the U.S. adult population flew on an airline in the past 12 months, compared to only a quarter of adults 40 years ag
In 2017, nearly half of the U.S. adult
population flew on an airline
in the past 12 months, compared to only a quarter of adults 40 years ag
in the past 12 months, compared to only a quarter of adults 40 years ago.
The collapse
in the bird
population mirrors the discovery last October that over three quarters of all
flying insects
in Germany have vanished
in just three decades.
An Oklahoma lawmaker told CNN that the Satanists» message wouldn't
fly in the Bible Belt state, where nearly two - thirds of the
population is Christian.
I put them
in a bowl and admired them for a few days until our resident fruit
flies had a
population explosion.
As history shows the track record of no -
fly zones
in protecting
populations is quite mixed.
By looking at fruit
flies, rather than social animals, the researchers believe that they have gained a greater understanding of the role that fear may play
in the decline and extinctions of various
populations.
The study, led by Dr Allan Debelle and Dr Rhonda Snook
in the University's Department of Animal and Plant Sciences, looked at the mating patterns of fruit
flies after they evolved for 100 generations
in either polyandrous
populations (where several males have to compete for a single female) and monogamous
populations (where each male has access to only one female).
Males who evolve
in male - dominated
populations become far better at securing females than those who grow up
in monogamous
populations, according to new research into the behaviour of fruit
flies at the University of Sheffield.
Scientists
in northern Spain tracking
populations of Drosophila subobscura, a type of
fly, observed reversible changes
in the frequency of genetic mutations, or «chromosomal inversions»
in the
flies» genomes — essentially, parts of the chromosome get flipped around with the seasons, as the weather changes from hot to cold.
«[Golden Malrin] is an important tool
in reducing
fly populations which have the potential to spread disease to livestock and humans,» wrote Mark Newberg, a representative for Wellmark International
in Schaumburg, Illinois, which produces Golden Malrin,
in an email.
It is of no immediate concern to caiman
populations in South America because the ants and caimans co-evolved there, and natural red fire ant predators, such as the decapitating
fly, help keep the ants
in check.
The buzzes of bees
flying from flower to flower tell scientists how much pollination the clover
population is getting over time and predict seed production
in these alpine wildflowers.
However, other
populations in the region that lack such genetic diversity and are unable to adapt to the harsher conditions could become isolated if they can not
fly to more climatically suitable areas because the landscape
in between is unsuitable.
The study, conducted using fruit
fly populations bred to model natural variations
in human sleep patterns, provides new clues to how genes for sleep duration are linked to a wide variety of biological processes.
It did not begin to seriously discuss the risks associated with using the approach to engineer genes that could quickly spread through wild
populations — known as gene drives — until after experiments demonstrating the concept
in fruit
flies had been published
in a peer - reviewed journal (V. M. Gantz & E. Bier Science 348,442 — 444; 2015).
«We've designed a gene drive system that dramatically biases inheritance
in these
flies and can spread through their
populations,» said Buchman.
Some
populations migrate 2,500 km each autumn from Svalbard to Scotland, yet
in the run up to migration they
fly for only a few minutes each day — short bursts of flight that perhaps mirror the modern high - intensity training (HIT) regimes human athletes use to boost maximal aerobic capacity.
Humans
in costume reared captive chicks and
flew in light aircraft to guide the cranes» migration, but now the
population has grown it's back to nature's way
Their end goal is to identify specific
populations of neurons
in the fruit
fly brain that are necessary for emotion primitives — and whether these functions are conserved
in higher organisms, such as mice or even humans.
The
flying foxes on Pemba Island
in the Indian Ocean were reduced to just a few individuals
in the 1980s, but the
population recovered to more than 20,000 over the course of 20 years of conservation efforts.
In lab experiments, the designer
flies successfully competed with non-GM males for mates and caused the
population to nosedive within 10 weeks (BMC Biology, doi.org/nvd).
When scientists brought
in a native enemy of knapweed
in an effort to control its spread — the gall
fly — the knapweed
population continued to thrive.
The new study «shows that the
fly has the potential to drive
populations of the most common species of Darwin's finch to extinction
in several decades,» says biology professor Dale Clayton, senior author of the study published online Dec. 18
in the Journal of Applied Ecology.
«Extensive surveys are now needed on the distribution of the
flies in the global honey bee
population,» says bee pathologist Elke Genersch of the Institute for Bee Research
in Hohen Neuendorf, Germany, who was not involved
in the study.
In a specialized
population of
flies that could not detoxify alcohol, however, the genetic engineering made no difference whatsoever.
A high moose
population density and mild autumn weather result
in a higher prevalence of deer keds (louse
fly parasite).
The duskywing doesn't
fly as well, and it eats oak leaves only as a caterpillar, so many
populations may live
in particular Garry oak sites like little islands, never breeding with butterflies from the next savanna over.
The team also compared the response of
flies in cages (which experienced the local temperature and humidity, but not interactions with other species) with the abundance of D. birchii
in wild
populations at the same sites along mountain gradients (where other species were also present), to test whether interactions among species affect responses to climate change.
One trick that has worked against the tsetse
fly in Zanzibar and the screw - worm
fly in North America is to release billions of sterilised males to swamp the wild
population.
Sand
flies, not previously found
in Lebanon, have apparently now been introduced by refugees from Syria, and there is concern that they will become established there and continue to threaten the refugee and local
populations.
It was accomplished by two biologists at UC San Diego working on the fruit
fly Drosophila melanogaster who employed a new genomic technology to change how mutations could spread through a
population — a concept long established
in plants by the father of modern genetics, Gregor Mendel.
A different research group recently found that the Osiris gene cluster is under strong selection
in an isolated
population of the
fly D. yakuba that has just begun adapting to a diet of poison - laden noni, another clue that learning more about these genes may be crucial for understanding OA resistance and this compelling model of ecological adaptation.
The arena of LED arrays create a pattern of moving light bars that elicit rapid reflexive walking behaviors
in a freely moving
population of
flies.
We combined two - photon calcium imaging
in head - fixed
flying flies with optogenetics to overwrite the existing
population representation with an artificial one, which was then maintained by the circuit with naturalistic dynamics.
With a
population comprised of over 60 nationalities and droves of
fly -
in fly - out workers, diversity certainly isn't an issue when it comes to prospective partner options.
A brief, bloody prelude introduces us to a town
in which the entire adult
population has been brutally murdered and a «Lord of the
Flies» - style community of children rules.
Having done so, I weighed the odds of an infected mosquito
flying it's maximum three hundred yard range
in order to feast on my house - dogs when a.) there are no loose dogs
in my country club neighborhood, and b.) my dogs are sold to people
in upper class neighborhoods where there is no medically - deprived dog
population.
Give local rescues $ 100k and I guarantee you they won't be
flying in dogs from out of state, but will be working to fix the over pet
population in our county.
I have been on planes where passengers became severly ill, more so than a dog bite — such as when Dr. Jed herniated a disc
in his spine on our L - O - O - O - O - O - O - O - N - G flight to SE Asia sitting
in tiny seats engineered for the shorter Asian
flying population (no joke).
in the flea and tick
population here — not to mention mosquitoes,
flies, sand
flies, mites, and lice.
The virus, which occurs naturally
in the
flying fox (or fruit bat)
population of the region, can be transmitted from the bat to horse, which then can transmit it to other horses and humans.
While large proportions of raptors that have died
in local rehabilitation facilities have tested positive for rodenticide presence, virtually nothing is known about their prevalence
in free -
flying raptor
populations.
I'm going to show you exactly how the hubster and I
flew to Asia —
in business class — and stayed
in fancy - schmancy hotels — that often left us feeling a few tax brackets below the rest of the
population — all for under $ 650.
Cuba: For years the quality of scuba diving
in Cuba has
flown under the radar, but news of sharks, groupers, caimans, thriving reefs and fish
populations is changing that.
Beware, the shard is sought after and the local
population may chase after you, resulting
in a friendly convoy of butterflies or a nerve - racking chase by blackbirds which if they manage to grab the shard will
fly around with it until you manage to get it back off them!
What is most infuriating about Johnson's decision is that 16 other states, representing over half of the U.S.
population, had either already adopted or pledged to adopt California's tailpipe emissions rules -
flying in the face of his «patchwork of state rules» argument.
Other long - distance migratory birds with
population declines are the spotted flycatcher (Muscicapa striata) and the common redshank (Tringa tetanus) a wader that breeds along intertidal habitats
in northern Europe, and that splits
in subpopulations during winter months, some birds staying
in Europe, others
flying to Africa.
Figueres's words
fly in the face of the IPCC, to reinvent its position, to manufacture legitimacy for the UNFCCC, which instructs governments on what they should do, no matter what the wishes of the
populations represented by those governments are.
The video above is just one example of how organic farmers encourage natural checks and balances to control insects and pests —
in this case stringing up bird houses across a dairy farm to encourage swallows, which
in turn keep down the
fly population.