What's the difference between beaver and woodchuck?

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.

Woodchuck


Definition:

  • (n.) A common large North American marmot (Arctomys monax). It is usually reddish brown, more or less grizzled with gray. It makes extensive burrows, and is often injurious to growing crops. Called also ground hog.
  • (n.) The yaffle, or green woodpecker.

Example Sentences:

  • (1) In contrast to human hepatitis B core antigen, woodchuck hepatitis virus core antigen was observed only in the cytoplasm of hepatocytes, but not in the nuclei.
  • (2) Retrospective analysis of necropsy findings of 705 woodchucks was performed to determine the prevalence and morphology of immune-mediated glomerulonephritis, its relationship to woodchuck hepatitis virus (WHV) infection, and the presence of major WHV antigens.
  • (3) The transcription of woodchuck hepatitis virus (WHV) genome was studied in the liver of chronically infected woodchucks by Northern blot, nuclease mapping and primer extension analysis.
  • (4) Ten milligrams of lyophilized plasma albumin fractions from hibernating ground squirrels, woodchucks, black bears, and polar bears produced similar inhibition, with partial reversal by naloxone.
  • (5) Excluding the tubular lumen, the Sertoli cell occupied from a high of 43.1% (woodchuck) to a low of 14.0% (mouse) of the tubular epithelium.
  • (6) A soy protein-based experimental diet for woodchucks (Marmota monax) is described.
  • (7) Integration of woodchuck hepatitis virus DNA was demonstrated by Southern blot analysis, although the secretion of woodchuck hepatitis surface antigen was not detected.
  • (8) The annual profile of serum levels of progesterone (P) and estradiol-17 beta (E2) was characterized in a seasonally breeding rodent, the woodchuck (Marmota monax).
  • (9) Microfilariae of Ackertia marmotae in blood or dermis were most commonly observed in trapped woodchucks.
  • (10) Livers from 128 captive woodchucks (Marmota monax) that were negative for serological markers of woodchuck hepatitis virus (WHV) were examined grossly and histologically.
  • (11) Ninety-eight to 100% of the AFP from normal, WHV-free woodchucks with physiologic AFP elevations and from WHV-carrier woodchucks with HCC bound to concanavalin A, indicating that virtually all of the AFP was glycosylated.
  • (12) Both monoclonal antibodies (MAbs) recognized the major HDAg polypeptides of 24 kilodaltons and 27 kilodaltons that were previously detected by polyclonal antibodies to HDAg in both liver and serum from HDV-infected humans, chimpanzees, and woodchucks.
  • (13) To assess the role of immunization against hepatitis delta antigen in the prevention of hepatitis delta virus infection, woodchuck carriers of woodchuck hepatitis virus were immunized with a 64 amino acid portion of hepatitis delta antigen from its N-terminal region.
  • (14) The woodchucks were divided into two groups according to the morphological classification of multifocal tumors: 1) three woodchucks had multifocal tumors that were widely separated and similar in size, which suggests a multiclonal origin of the tumors; and 2) one woodchuck had ten small multifocal tumors surrounding two large main tumors, which indicated intrahepatic metastasis from an original tumor.
  • (15) An 11-yr-old captive-raised male woodchuck (Marmota monax) presented with ataxia, poor balance, left-sided weakness, circling to the left and nystagmus with the fast-phase directed towards the left.
  • (16) The HCC developed in carrier woodchucks infected as newborns with only minor, if any, hepatitic changes but is associated with antigen-carrying hepatocytes and sometimes with hyperplastic nodules.
  • (17) Each of two woodchucks experimentally-inoculated with L. hardjo developed titers to L. hardjo.
  • (18) Congestive cardiomyopathy was diagnosed during post mortem examination in eight of 149 adult woodchucks from New York.
  • (19) The results also demonstrate that woodchuck HIT, like the bear HIT, did not act directly at opioid receptors.
  • (20) To discern the influence of viral and host factors on the kinetics of induction of HCC, we exploited the recent observation that ground squirrel hepatitis virus (GSHV) is infectious in woodchucks (C. Seeger, P. L. Marion, D. Ganem, and H. E. Varmus, J. Virol.

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