What's the difference between cow and duck?

Cow


Definition:

  • (n.) A chimney cap; a cowl
  • (n.) The mature female of bovine animals.
  • (n.) The female of certain large mammals, as whales, seals, etc.
  • (v. t.) To depress with fear; to daunt the spirits or courage of; to overawe.
  • (n.) A wedge, or brake, to check the motion of a machine or car; a chock.

Example Sentences:

  • (1) Increased plasmin activity was associated with advancing stage of lactation and older cows after appropriate adjustments were made for the effects of milk yield and SCC.
  • (2) Abruptly changing cows from one feeding system to another did not influence milk yield, milk composition, or body weight gain.
  • (3) Angus (A), Charolais (C), Hereford (H), Limousin (L), and Simmental (S) breeds were included in deterministic computer models simulating integrated cow-calf-feedlot production systems.
  • (4) Ernst Reissner studied the formation of the inner ear initially using the embryos of fowls, then the embryos of mammals, mainly cows and pigs, and to a less extent the embryos of man.
  • (5) The relative effect of the intramammary infections and of different factors related to the cow (parity, stage of lactation, milk yield) on the individual cell counts, were studied for 30 months on the 62 black-and-white Holstein cows of an experimental herd.
  • (6) Sires of the cows had been divergently selected on yearling weight (YW) and total maternal (MAT) EPD to form four groups: high YW, high MAT EPD; high YW, low MAT EPD; low YW, high MAT EPD; and low YW, low MAT EPD.
  • (7) The surface phenotypes of bovine intestinal leukocytes isolated from the intraepithelium (IEL), lamina propria (LPL) and Peyer's patches (PPL) of the small intestinal mucosa of normal adult cows were determined using monoclonal antibodies (mAb) specific to adult bovine peripheral blood leukocytes (PBL).
  • (8) To evaluate B cell percentage as a means of detecting subclinical progression of bovine leukemia virus infection, an index was developed based upon the distribution of B cell percentages in seronegative cows.
  • (9) This indicates a potential use for 1,25(OH)2D3 to prevent and treat hypocalcaemic cows with or without concurrent hypomagnesaemia.
  • (10) It was also established that the Y. enterocolitica strains isolated from raw cow milk did not refer to the European serotypes 0:3 and 0:9 that were pathogenic for humans.
  • (11) During a single reversal trial of two 2-wk experimental periods, teats of all glands of 12 Holstein cows were subjected to a milking routine conducive to large vacuum fluctuations and flooded teat cups.
  • (12) Total white cell counts were reviewed in paediatric in-patients with viral gastroenteritis, bacterial gastroenteritis, delayed recovery following acute gastroenteritis, viral lower respiratory tract infections and cow's milk protein intolerance.
  • (13) In experiment II, RS cows had a higher pregnancy rate (87.6% vs 66.0%, P less than 0.05) and a shorter postpartum interval (83 vs 101 days, P less than 0.05) than did NS cows.
  • (14) Combining data on cows with productive and salvaged outcomes as satisfactory outcome, and terminal as unsatisfactory outcome, total correct classification was 90.7% for the admission model and 93.2% for the surgical model.
  • (15) [3H]-oxytocin was specifically bound to the 105,000 X g particulate fractions from 5 lactating cows and 5 non-lactating cows.
  • (16) One hundred and forty six calving interval records were built up from 64 N'Dama cows maintained for 3.5 years under a high natural tsetse challenge in Zaire.
  • (17) Following parturition, NONLAC cows averaged 4.0 d to negative EB nadir and 14.3 d to first ovulation.
  • (18) Eight periparturient cows were on a high Ca diet prepartum.
  • (19) The effect on milk yield, milk leucocyte concentration, and milk prolactin of dominance rank and introduction of "strange" cows into a group was studied.
  • (20) Preserving alfalfa as silage and feeding in a TMR to cows in early lactation resulted in greater milk production via increased DMI or improved feed efficiency compared with preserving alfalfa as hay and feeding grain separately.

Duck


Definition:

  • (v. i.) To drop the head or person suddenly; to bow.
  • (n.) A pet; a darling.
  • (n.) A linen (or sometimes cotton) fabric, finer and lighter than canvas, -- used for the lighter sails of vessels, the sacking of beds, and sometimes for men's clothing.
  • (n.) The light clothes worn by sailors in hot climates.
  • (v. t.) To thrust or plunge under water or other liquid and suddenly withdraw.
  • (v. t.) To plunge the head of under water, immediately withdrawing it; as, duck the boy.
  • (v. t.) To bow; to bob down; to move quickly with a downward motion.
  • (v. i.) To go under the surface of water and immediately reappear; to dive; to plunge the head in water or other liquid; to dip.
  • (v. t.) Any bird of the subfamily Anatinae, family Anatidae.
  • (v. t.) A sudden inclination of the bead or dropping of the person, resembling the motion of a duck in water.

Example Sentences:

  • (1) The move was confirmed by a Lib Dem aide, who said Tory claims to be green were "already a lame duck and are now dead in the water".
  • (2) The temperature of the anterior and middle hypothalamus of conscious Pekin ducks was altered with chronically implanted thermodes.
  • (3) Previous studies in the rat, mouse and duck had suggested that agents present in cigarette smoke might induce a cytochrome P450-mediated detoxication pathway, leading to protection against aflatoxin-induced primary liver cancer.
  • (4) Prolactin plasma concentrations decreased rapidly at the end of incubation in ducks which successfully hatched young as well as in unsuccessful incubators.
  • (5) From ducks A. laidlawii, M. anatis and various unclassified strains were isolated, among these M. anatis and unclassified arginine splitting mycoplasma strains proved to be pathogenic.
  • (6) The early phases of hepadnaviral infection were studied in primary duck hepatocyte cultures.
  • (7) In intact ducks changes in blood flow were recorded as changes in digital subcutaneous tissue temperature.
  • (8) But on Sunday night it was hard to duck the euphoria.
  • (9) In the Commons on Monday , John Whittingdale, the culture secretary who only in February chaired the committee that concluded “No future licence fee negotiations must be conducted in the way of the 2010 settlement”, ducked the invitation to explain how exactly the same thing had just happened again.
  • (10) He was never an intellectual; at Oxford, he did no work, and was proudest of playing squash and cricket for the university, though against Cambridge at Lord's he failed to take a wicket and made a duck.
  • (11) Adult mallard ducks fed 0, 2, 20, or 200 ppm of cadmium chloride in the diet were sacrificed at 30-day intervals and tissues were analyzed for cadmium.
  • (12) Typical herpesviral capsids and virions were seen in negatively-stained preparations of duck embryo fibroblasts.
  • (13) To study the effect of air sac pressures, a controllable pressure difference was produced between the air sac orifices of fixed duck lungs.
  • (14) Images of dead ducks in oil sands tailings pond have been plastered on billboards in Denver, Portland, Seattle and Minneapolis.
  • (15) You cannot now duck the fact that we have an electoral system which is completely out of step with the aspirations and hopes of millions of British people," he said.
  • (16) Three Newcastle disease viruses (NDV) isolated from wild ducks in Japan were evaluated for their biological activities, pathogenicity and immunogenicity against one-day-old chickens.
  • (17) With these synthetic peptides, radioimmunoassay systems for dog, rat, and duck C-peptides were developed.
  • (18) On the basis of the antiviral action of sulfated polyanions in human immunodeficiency virus and other viral infections, we studied the effect of dextran sulfate and heparin on duck hepatitis B virus infection.
  • (19) The (Na+ plus K+)-ATPase activities in salt gland homogenates increased 3- to 4-fold after saline treatment of ducks for 3 weeks.
  • (20) Compared with intact ducks, neither decerebration nor brain stem transection at the rostral mesencephalic (RM) level had any effect on development of diving bradycardia, or heart rate at the end of two-min dives.

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