Sentences with phrase «water fleas in»

These include filters for household water stores, drinking straws with filters that people can carry with them, the pesticide Abate to kill water fleas in ponds, and «containment huts» for people to go to when a worm appears, to keep them away from water supplies.

By looking at which genes are «expressed» (turned on and off) by the water flea in response to sub-lethal toxins, Dr. Vulpe can get a good idea of what chemicals, metals, or other agents are present in the river, and how they might result in poor health.

Not exact matches

Parthenogenesis occurs naturally in many plants, some invertebrate animal species (including nematodes, water fleas, some scorpions, aphids, some bees, some Phasmida and parasitic wasps) and a few vertebrates (such as some fish, amphibians, reptiles and very rarely birds.

Mosquitoes, fleas and ticks tend to reside near bodies of water, tall and thick grassy areas and in the woods or forest.

And too much CO2 in the water may leave water fleas, an important part of many lake food webs, too sleepy to fend off predators.

Rising CO2 in lakes could keep water fleas from raising their spiky defenses.

But Nadeau, a Ph.D. student at the University of Connecticut, with a passion for science education, has run into trouble over how to make his research on Daphnia magna water fleas relevant to educators in the classroom.

Water flea populations peak when there is lots of stagnant water, which happens in the dry season in wet areas, such as Ghana, and in the wet season in dry areas, such as SWater flea populations peak when there is lots of stagnant water, which happens in the dry season in wet areas, such as Ghana, and in the wet season in dry areas, such as Swater, which happens in the dry season in wet areas, such as Ghana, and in the wet season in dry areas, such as Sudan.

By the start of the bird migration season, skeptics point out, water flea eggs and dormant stages called «statoblasts» in bryozoans would have sunk to the muddy bottom, out of reach of foraging birds.

In the lab, the team examined the effect that high CO2 had on the behavior of two species of water fleas, or pinhead - sized lake dwellers also known as Daphnia.

But the water fleas» sense of danger seemed to be dulled in waters with high CO2 levels.

«In standby, all the lights were yellow and the water fleas were swimming close to the water surface.»

When they discovered a new parasite in water fleas a couple of years ago, they classified this undescribed species as a microsporidium, mostly because it possessed the unique harpoon - like infection apparatus (the polar - tube), one of the hallmarks of microsporidia.

Previous lab studies found the compound toxic to certain species — small rainbow trout and water fleas — at concentrations that are expected in the environment.

Beginning about 7,850 years ago, the variety and number of diatoms and water fleas found in the sediment change in a way that indicates the water was becoming shallower and murkier.

This year they have come bearing water fleas, tardigrades and other creatures that would have been more at home in the Pleistocene lake.

«To study the difference, we reared Daphnia (water flea species) in the lab across a range of both chloride levels and food levels,» says lead author Arran Brown.

«These water fleas are like little living lawnmowers in our lakes.

The study, conducted at Yan's lab in the Department of Biology, Faculty of Science, suggests that lake and highway authorities consider adjusting road salt use protocols to protect aquatic life such as the water flea, by taking the nutritional status of the lakes into account.

Just like its insect role model, the robot uses four legs to propel its leap from either a solid surface or from water — but it does so using the energy stored in a spring - loaded device that mimics the action of a flea's leg when it jumps.

The worm releases millions of larvae into the water, which are then eaten by water fleas, the very critters responsible for transmitting the worm to the person in the first place.

The culprit in Guinea worm disease is a roundworm parasite called Dracunculus medinensis, whose larvae dwell in microscopic water fleas.

Staring out of your screen is the eye of a water flea, a largely transparent crustacean that can reach half an inch in length.

The biologists used dormant eggs from Felbrigg Hall, a shallow lake in England: «Both the water flea population and the changes in temperature of that lake are well - documented.

When we hatch the dormant eggs of water fleas from the past and compare them with the contemporary population, we can reconstruct the evolutionary changes that occurred in that population and examine how they have adapted to the rising temperature of the water in which they live.»

In another experiment, the biologists examined whether current populations of the water flea Daphnia can genetically adapt to higher temperatures.

The water flea Daphnia grows its own helmets, spikes and crests in response to chemical cues that predators are near

But if you were smaller than a flea and lived in the water, you wouldn't admire the plant — you'd probably become its dinner.

Ella and Elaine wanted to know whether the levels of triclosan in that water was high enough to hurt water fleas.

According to the team of researchers, the first representatives of the water fleas appeared in the early Jurassic, about 180 million years ago.

Nevertheless, the water fleas demonstrate a high adaptability to changes in environmental conditions.

The water flea is a key species in aquatic ecosystems and an important model organism in biology and environmental genetics.

For example, humans have about 25,000 genes in each cell, while the tiny water flea has over 30,000!

The latest salvo in Macro-Nutrient Land is the Calorie Restriction Diet, inspired by animal experiments in which mice, guppies, water fleas, yeast, spiders, Labrador retrievers, a microscopic water invertebrate called the rotifer, and rhesus monkeys are said to live longer on diets that restrict caloric intake.13 Researchers are encouraged by the longevity of a single monkey who has reached 38 years on a diet in which the portion of monkey chow — dried compressed pellets of wheat, corn, soybean, alfalfa, fish and brewer's yeast — has been cut by 30 percent compared to controls.

Life extension has been consistently observed in mice, fruit flies, nematodes, water fleas, spiders, fish, and rhesus monkeys.

I enjoy movies, flea markets, anything around or in the water, traveling, motorcycles, rv's.

Benjamin Bear does some creative thinking when he tries to walk on water, build a house in the woods and shed his fleas, in this ingenious comic book full of visual gags and puns.

PRODUCT ROUNDUP: Dog & Cat Treats FOCUS ON: Pet Travel DOG: Supplements & Remedies GROOMING: Shampoos & Conditioners CAT: Trends in Litter Boxes & Accessories NATURAL: Natural Flea & Tick Products BIRD: Training Tips SMALL ANIMAL: Feeding & Watering Products HERPTILES: Amazing & Outlandish Tales FISH: Lighting, Designing the Aquatic Department

The Ecology Works DustMite and Flea Control can be applied in several ways: - For small areas like an upholstered chair, just mix one cup DustMite and Flea Control to a half gallon of water and apply with a spray bottle.

If your cat's only exposure to water was being trapped in a downpour, forced into a flea bath or squirted as a disciplinary measure, it's hardly surprising that they're not fond of it.

The Dust Mite and Flea Control product mixes easily in water and provides long lasting control over dust mites.

To kill dust mites in carpet and upholstery, simply mix DustMite and Flea Control with water and spray.

what if your cats not vomiting, but appears to have diarrhea and it seem pasty but he drinks water and doesn't seem to have a loss of appetite and he seem a little bit sneezy but hes still playfull and not slow paced what could that mean, in addition he eats friskys wet and dry cat food but purrfers the wet food, but its not his usual bm cycle not that i pay much attention in that area just yesterday he was sitting on the kitchen floor and when he got up and moved he left a little size spot on the floor of what looked like undigested cat food, so i kind of kept an eye on him scince then and thats what brings me to this question if i gave him a can of Vienna sausages the night before could that havr caused it and if so is it temporary because i usually keep him on his diet of kitty foods but love him so much i like to give him treats now and then, and i had a kitten for about 7 months and she was fine the whole time but one day she layed down and she wouldent get up and i give them medicine for prts from the pharmacy dewormer flea and tick soap but it was within i say half hour from playing to lathargic and in my city the closes vet is 14 miles away none closer so i went to a vet website and said talk to a vet free but when it came to them giving me advice they wanted a credit card # and $ 35.00 witch i would have given them gladly but i do nt have a credit card, not even 15 min.after filling 24 min.

Hot, soapy water acts as an effective means to kill fleas in all life stages with no health risk to pets or people.

Fleas are attracted to warm light and will drown in the soapy water.

Fleas already residing on your pet aren't likely to leave, so you will still need to flea comb and / or bathe them in a mild shampoo (even a baby shampoo will work as fleas don't survive well in soapy waFleas already residing on your pet aren't likely to leave, so you will still need to flea comb and / or bathe them in a mild shampoo (even a baby shampoo will work as fleas don't survive well in soapy wafleas don't survive well in soapy water).

The best way to remove the fleas from their coat is to use a fine - toothed flea comb that you dip in a bowl of soapy water after each combing.

To remove these stages, as well as eliminate dead fleas, your pet's bedding should be washed in hot water or replaced.

The fleas will drown in the water as the soap holds them under so they can't jump out.

This is indicative of active flea presence - the discolouration is due to blood from the flea faeces dissolving in the water.