What's the difference between beaver and muskrat?

Beaver


Definition:

  • (n.) An amphibious rodent, of the genus Castor.
  • (n.) The fur of the beaver.
  • (n.) A hat, formerly made of the fur of the beaver, but now usually of silk.
  • (n.) Beaver cloth, a heavy felted woolen cloth, used chiefly for making overcoats.
  • (n.) That piece of armor which protected the lower part of the face, whether forming a part of the helmet or fixed to the breastplate. It was so constructed (with joints or otherwise) that the wearer could raise or lower it to eat and drink.

Example Sentences:

  • (1) Discussions were analyzed using the Hill Interaction Matrix and modified Beavers-Timberlawn Family Evaluation Scales.
  • (2) The report said beavers could improve fish stocks and their dams could help prevent flooding by slowing down the flow of water from high ground.
  • (3) But farmers and landowners have expressed concern about the impact of the species on rural businesses after reports of "significant impacts on agricultural land" in areas of Tayside where a colony of around 150 beavers has become established .
  • (4) The beavers have felled most of the bankside birch, sycamore and other trees they like to eat and use for their dams.
  • (5) On Wednesday it was reported that a beaver on the river had given birth to three young.
  • (6) Studies have been made on the peroxidase activity of metmyoglobins in animals from various ecological groups--the horse Equus caballus, cattle Bos taurus, beaver Castor fiber, otter Lutra lutra, mink Mustela vison and dog Canis familiaris.
  • (7) Scotland’s powerful salmon fishery and farming lobbies have repeatedly resisted or criticised beaver reintroductions, including blocking a plan for a second official release scheme at Insh Marshes national nature reserve near Kingussie in the Cairngorms – only 35 miles north of Loch Rannoch.
  • (8) The relationships of retinal drusen, retinal pigmentary abnormalities, and macular degeneration to age and sex were studied in 4926 people between the ages of 43 and 86 years who participated in the Beaver Dam Eye Study.
  • (9) At least two centuries after the species was hunted to extinction in the UK, three beaver families have been released into three lochs in forest unpopulated by people near the Sound of Jura in Argyll.
  • (10) FoE claimed all this was “a significant shift from the government’s previous position which stated that the beavers could not be allowed to remain and should be removed.” Alasdair Cameron, an FoE campaigner, said: “We’re delighted that the government appears to be listening to local people who want these beavers to swim freely in their rivers.
  • (11) In England, beavers are back on the river Otter , and otters on the river Trent.
  • (12) We had two objectives in this study: 1) to determine if patients who might benefit from exercise training could be selected based on resting respiratory function measurements; 2) to determine if the work rate at which the metabolic acidosis starts to develop could be reliably determined, non-invasively, by a simple modification of the recently described V-slope method of Beaver et al.
  • (13) A new pair of beavers has been released into a river in Devon to boost the genetic diversity of England’s only wild population of the mammals.
  • (14) On the thigh of an Europa Beaver, Castor fiber L., dead after 8 years of captivity, a candidiasis has been found due to Candida albicans.
  • (15) The prevalence of Giardia infection in juvenile and adult live-trapped muskrats was similar (92.5 and 94.4%, respectively), but the prevalence in juvenile live-trapped beavers (23.2%) was significantly greater than that seen in the adult animals (12.6%).
  • (16) It was in a bar at the LSE called [cue dramatic pause]… the Beaver's Retreat."
  • (17) MisterRed 07 May 2014 6:46pm Leeds: LSD and a couple of E's 77E112E1240H 07 May 2014 8:34pm Rotterdam - Bring Your Own Beaver.
  • (18) Dairy farmer Dave Lawrence took the Guardian to the spot where the beavers are usually seen, close to an island in the river thick with nettles, willow and thistles.
  • (19) Facebook Twitter Pinterest Come spring otters will hunt the vulnerable baby beaver kits.
  • (20) Historically it was one of the first areas of western Canada visited by European explorers, travelling over the Methye Portage to reach the Clearwater and Athabasca rivers, rich sources of the furs that were shipped back to England to feed the demand for beaver hats – the first resource exploitation.

Muskrat


Definition:

  • (n.) A North American aquatic fur-bearing rodent (Fiber zibethicus). It resembles a rat in color and having a long scaly tail, but the tail is compressed, the bind feet are webbed, and the ears are concealed in the fur. It has scent glands which secrete a substance having a strong odor of musk. Called also musquash, musk beaver, and ondatra.
  • (n.) The musk shrew.
  • (n.) The desman.

Example Sentences:

  • (1) Respiration was disrupted and bradycardia induced in anesthetized muskrats by stimulating the nasal cavity with a stream of either water or various concentrations of ammonia vapors.
  • (2) A total of 189 muskrat fecal samples were surveyed for Campylobacter and Giardia species.
  • (3) Genetic relationships were reported for Chlamydia psittaci derived from psittacine birds, pigeons, turkeys, humans, cats, muskrats, cattle, and sheep and for C. trachomatis, including representative strains of the three biovars, through physical analysis of genomic DNA including DNA fingerprinting with restriction endonuclease SalI, DNA-DNA hybridization in solution with S1 nuclease, and Southern analysis with genomic DNA probes.
  • (4) Glucose uptake (amount removed from the perfusion fluid) was 3 times greater in the muskrat hearts than in the guinea pig heart.
  • (5) (Ryan, Wyand & Nielsen, 1982) from the skeletal muscles of the muskrat Ondatra zibethica in North America.
  • (6) The prevalence of Giardia infection in juvenile and adult live-trapped muskrats was similar (92.5 and 94.4%, respectively), but the prevalence in juvenile live-trapped beavers (23.2%) was significantly greater than that seen in the adult animals (12.6%).
  • (7) A high infection rate of muskrat with the trematode Q. quinqueserialis was recorded in Pribaikalje.
  • (8) However, because natal dispersal in muskrats is male biased, it is unlikely that two brothers would associate with the same female.
  • (9) From the comparison of the sequence with those of other mammalian species we found that Spalax diverged from the myomorph rodent branch before the divergence of the Muridae (mouse, rat) from the Cricetidae (hamster, muskrat).
  • (10) Our data shows mature muskrats have relatively uniform craniometric dimensions promoting their use for stereotaxic placements in their brains.
  • (11) The receptor density was about 40% greater in the guinea pig heart than in the muskrat heart.
  • (12) But this function of muskrat was weaker than that of musk.
  • (13) Microsporida similar morphologically to Encephalitozoon cuniculi were found in granulomatous foci in the brain of 5 of 29 wild-caught muskrats (Ondatra zibethica) held in captivity for various periods of time, but not in any of 36 free-living muskrats examined.
  • (14) Specific antibodies were found in 11.8% of 127 sera of muskrats trapped form the wild in Saskatchewan, the Canadian Arctic, and Wisconsin.
  • (15) Chlamydia psittaci (strain M56, the agent of epizootic chlamydiosis of muskrats and hares) was highly lethal for the snowshoe hare (Lepus americans) following intravenous inoculation, whereas the agent was much less virulent for cottontail (Sylvilagus floridanus) and albino domestic rabbits (Oryctolagus cuniculus).
  • (16) Agents lethal to chicken embryos and mice were isolated from the blood and spleen of 2 muskrats and 2 snowshoe hares which died during the cataclysmic die-off of 1961 in Central Saskatchewan.
  • (17) Similarities in the pathology and epizootiology of Tyzzer's and Errington's diseases of muskrats support an hypothesis that these diseases are a single entity.
  • (18) Antibody positive rodents included muskrats, Ondatra zebethica, (11%), Rattus spp.
  • (19) The similarity between both ribonucleases was used to confirm a few less certain parts of the muskrat RNase sequence.
  • (20) Of 220 muskrat fecal specimens collected from 12 sites in southwestern New Jersey, 154 (70%) were found to contain cysts of the protozoan parasite Giardia spp.

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