What's the difference between alligator and duck?

Alligator


Definition:

  • (n.) A large carnivorous reptile of the Crocodile family, peculiar to America. It has a shorter and broader snout than the crocodile, and the large teeth of the lower jaw shut into pits in the upper jaw, which has no marginal notches. Besides the common species of the southern United States, there are allied species in South America.
  • (n.) Any machine with strong jaws, one of which opens like the movable jaw of an alligator
  • (n.) a form of squeezer for the puddle ball
  • (n.) a rock breaker
  • (n.) a kind of job press, called also alligator press.

Example Sentences:

  • (1) As he has for the past 35 years, that is where Dr Seski intends to focus his energy and attention.” Also on Tuesday, the Carnegie Museum of Natural History in Pittsburgh said it was reviewing Seski’s donation of two Nile crocodiles and an American alligator to see if he followed international standards published since the donations were made.
  • (2) Cholecystokinin and bombesin cells previously reported in the small intestine of the alligator were not detected in this study.
  • (3) As in the case of other reptiles, particularly the alligator, a limited range of peptide-storing cells was found in the gut of the crocodile.
  • (4) Maximum-parsimony analyses of the total data set of 67 vertebrate alpha A sequences support the monophyletic origin of alligator, tegu, and birds and favor the grouping of crocodilians and birds as surviving sister groups in the subclass Archosauria.
  • (5) Blood samples from male alligators collected in North and South Carolina, south Florida, and in south Louisiana in two consecutive breeding seasons were also assayed for testosterone and corticosterone.
  • (6) Plus, my friends in Baltimore are quite happy for me to maintain my record of backing against them only to be proved wrong.... 9.49pm GMT More on the alligators... Paolo Bandini (@Paolo_Bandini) For what it's worth I've actually had alligator a couple of times this week.
  • (7) Both animals disposed of free or food-derived amino acids more rapidly than could be accounted for by catabolism alone, but the transient increases in turtle plasma concentrations consisted mostly of essential amino acids, whereas the alligator plasma showed little increase in essential amino acids and considerable rises in four nonessential amino acids, glutamine, glutamic acid, glycine and alanine.
  • (8) Occasionally, I have been invited to try exotic meats, ostrich say, or kangaroo or alligator.
  • (9) The synthesis and presumably the mitochondrial import of glutamine synthetase in alligator liver are thus very similar to the same processes in avian liver.
  • (10) In four such cases, we were able to remove the IUDs from inside the uterine cavity using a small alligator forceps guided by high-resolution ultrasound.
  • (11) The architecture of the jaw muscles and their tendons of Alligator mississippiensis is described and their function examined by electromyography.
  • (12) The auditory (cochlear) ganglion cells of the alligator lizard (Gerrhonotus multicarinatus) give rise to two types of peripheral fibers: tectorial fibers, which contact hair cells covered by a tectorial membrane, and free-standing fibers, which contact hair cells without a tectorial membrane.
  • (13) In common usage, “myth” is at best the word we use to refer to amusingly preposterous urban legends – tales about albino alligators in the Manhattan sewers or the Holy Grail’s hiding place under the floor of a Paris shopping mall.
  • (14) In teleostei, amphibians and reptiles (except alligator) spongy myocardium is avascular and receives its nutrition from the ventricle.
  • (15) One hundred and twenty-three alligators ranging in age from six months to over 10 years were captured from five locations in the southeastern United States and sampled for A. hydrophila.
  • (16) Cowhide and goatskin are used to make Mulberry goods, as well as ostrich leather and alligator skins.
  • (17) He might throw in some information on the alligator population of Louisiana or what snakes you are likely to find in the wilds of Panama.
  • (18) Eight alligators were trained to escape heat by traversing an 8-ft runway containing right or left approaches to a water tank.
  • (19) We obtained cultures from the mouth of ten alligators to characterize their oral flora.
  • (20) Wall Street traders impressed with his cut-throat tactics prefer the moniker "swamp alligator".

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.