Sentences with phrase «brenna lamprey»

Lamprey touches on a bunch of entrepreneurial topics, including why it's better to strive for unreasonable goals than to accomplish easy ones, how he made money as a kid and what he would change if he could go back in time.

biochemical evidence such as Cytochrome - cyto - C is just one of the thousands of sequences and is not proof of common ancestry, as there are more variations than similarities in the genetic code, on the other hand a study of the amino acid make - up reveals that man is closer to lamprey than are fish.

dog, just change your name to «Lamprey» because all it seems you do is suck up to the copy / pasters on here.

As Terry McAuliffe's lamprey - like campaign for Virginia Governor begins to — pinch me, I'm dreaming — detach from the host as actual politician Creigh Deeds pulls ahead, let the record show what a walking talking dirty $ 1 bill thinks high office is:

The company was co-founded by television personality Zane Lamprey and is backed by Vita Coco co-founder Mike Kirban, former Vitaminwater CMO Rohan Oza and other notable beverage industry insiders.

He samples Pacific lampreys, forages for edible barnacles and harvests sea salt on this culinary adventure.

In April use the same baits and also the lamprey, called Seven Eyes.

By that time, she'd earned her own nicknames («Ellie May Clamp - It» and «the Lamprey» spring to mind).

The lampreys kill highly prized native fish like lake trout and whitefish.

Researchers have tried lamprey - specific poisons to control their numbers, but more out - of - the - box ideas include using artificial lamprey pheromones to lure them to their doom, and designing a birth control drug that would only affect female lampreys.

Now, a detailed analysis of more than 1200 fossils that provide views of the creature's remains from many angles confirm its relation to the eellike creatures known as lampreys, the researchers report online today in Nature.

The jawless, blood - sucking sea lamprey found its way into the Great Lakes in the early 20th century through man - made canals, and has been disturbing the peace ever since.

There is an easier way to deal with the Great Lakes infestation, however: If we could just convince Midwesterners to view lampreys as a delicacy, as they do in many parts of Europe, the problem might be solved.

Among animals alive today, only the jawless fish called a lamprey has both structures.

They also claimed it contained other internal organ structures, such as gill sacs, that identified it as a vertebrate, and that the animal's teeth resembled those of lamprey.

Specifically, it seemed to be a type of fish called a lamprey.

But at a certain threshold — like a tickle turning to a sneeze — the electrical activity suddenly spiked, and simultaneously the lamprey's tail began to swish back and forth, as if the creature were swimming, continuing for about 20 seconds.

Scientists have taken advantage of the lamprey's simplicity — its neurons number in the thousands, while humans have billions — to produce the first complete blueprint of a vertebrate motor system.

But physiologists have latched onto the lamprey's primitive nervous system as a way to understand how the brain directs movement.

Reticulospinal (RS) neurons constitute the main descending motor system of lampreys.

There's not much to love about a lamprey, an eellike parasite that clamps onto other fish and sucks their blood until they die.

In 1987, they discovered that the repetitive motions of swimming are choreographed by a group of neurons in the lamprey's spinal cord called the central pattern generator (CPG).

An even smaller tag is being developed for juvenile eels and lamprey, and a longer - lasting tag was made for juvenile sturgeon last year.

The tags emit tiny beeps that are recorded by underwater receivers and are designed to track many different species of fish including long - living fish such as sturgeon and migratory species of concern such as eel and lamprey.

Male sea lampreys are hot to trot — literally.

Other researchers have placed similar robots, in the form of lobsters and lampreys, on the seafloor, and Jeremijenko hopes to have still more varieties hopping, slithering, and climbing their way into the environment soon.

All the muscles of our faces develop from a strip of cells at the base of the embryonic head, just as they do in lampreys, which belong to one of the oldest lineages of vertebrates alive today.

This discovery could be a critical step in developing advanced technologies to control sea lamprey.

Jawless vertebrates include the parasitic lamprey and scavenging hagfish: eel - like creatures that diverged from the ancestral line over 400 million years ago.

«The results of this study could be a critical step toward developing advanced technologies to control sea lampreys in the Great Lakes, which have caused unparalleled damage to fisheries,» said David Ullrich, chair of the GLFC.

«Remarkably, we didn't set out to study sex determination in sea lampreys — we were planning to study environmental effects on growth rates only,» said Nick Johnson, a USGS scientist and the lead author of the study.

Others run software based on «brainjacking», for example, the pair of robot legs that learned to walk using a lamprey's nerve signals.

«We were startled when we discovered that these data may also reveal how sex is determined because mechanisms of sex determination in lamprey are considered a holy grail for researchers.»

Scientists with the USGS and Michigan State University, funded by the Great Lakes Fishery Commission, found that slower sea lamprey growth rates during the larval phase of development may increase the odds of sea lampreys becoming male.

If lamprey software can help people with spinal injuries, it will be in the shape of animal brain circuitry realised on a chip wired into a human being — a kind of cyborg sandwich.

According to Biorob director Auke Ijspeert, this invention is the logical follow - up of research the lab has done into locomotion that included a salamander robot and a lamprey robot.

During the study, environments lacking plentiful food were male - skewed, with 78 percent of sea lampreys becoming male after three years, whereas environments more conducive to growth produced only 56 percent males.

Unlike most animals, sea lampreys, an invasive, parasitic species of fish damaging the Great Lakes, could become male or female depending on how quickly they grow, according to a U.S. Geological Survey study.

«Lamprey are eel - like parasites that use their tooth - like organs and raspy tongue to latch onto fish and suck out the blood, while hagfish scavenge by taking bites out of dead matter,» he says.

So researchers extracted chemical compounds from 10 putrefying lamprey carcasses.

Some sea lamprey populations have skewed sex ratios, but the reasons why have remained a biological mystery for decades.

Scientists had seen that dead sea lampreys in a tank caused live ones to freak out and try to escape.

The scientists say their finding could be used to drive lampreys into an area where they could be captured and killed.

USGS sea lamprey expert Nick Johnson demonstrates the ridge of tissue, called a rope, along the back of a mature male sea lamprey.

They compared 146 genes in many chordates, including hagfish and lamprey (considered the most primitive vertebrates) and larvaceans, which are sea - faring relatives of sea squirts.

While the jawed vertebrate lineage spawned the majority of vertebrate life that exists on Earth today — «evolutionarily speaking, we are all bony fish,» says Gillis — lamprey and hagfish are the living remnants of a once extensive assemblage of primitively predatory jawless vertebrates.

Dams prevent lampreys from reaching mating grounds, chemical lampricides wipe out larvae, and officials use traps to pull lampreys out of the environment and kill them.

The newest measure involves hijacking a sex pheromone that male lampreys use to attract females.

Thanks to the suite of control measures already developed, sea lamprey populations are 90 % lower than their peak populations were 60 years ago.

But those measures all have limitations: Dams block more species than just lampreys, lampricides are only effective in certain environments, and traps don't discriminate which individuals they catch.