What's the difference between bird and crow?

Bird


Definition:

  • (n.) Orig., a chicken; the young of a fowl; a young eaglet; a nestling; and hence, a feathered flying animal (see 2).
  • (n.) A warm-blooded, feathered vertebrate provided with wings. See Aves.
  • (n.) Specifically, among sportsmen, a game bird.
  • (n.) Fig.: A girl; a maiden.
  • (v. i.) To catch or shoot birds.
  • (v. i.) Hence: To seek for game or plunder; to thieve.

Example Sentences:

  • (1) The birds were maintained at a constant temperature in, dim green light.
  • (2) Unlike most birds of prey, which are territorial and fight each other over nesting and hunting grounds, the hen harrier nests close to other harriers.
  • (3) No vaccination reactions were noted, although most birds involved in the trials were carrying Mycoplasma spp.
  • (4) Precipitating antibodies were found in both lines; they first appeared 7 days after inoculation in P-line birds and 14 days after inoculation in N-line birds, but thereafter there was no difference between the two genetic lines.
  • (5) The results indicate that, regardless of the photoperiod, no clear functional relationship can be found between the avian pineal gland and thyroid function, although a transitory increase in T4 levels was seen in both pinealectomized and sham-operated birds shortly after the operations.
  • (6) Differences between parental and nonparental birds in VIP profiles were detected in the ventral portion of the infundibular region.
  • (7) The enterococcal population of the 'dosed' birds contained a greater proportion of Enterococcus faecium than did that of the control birds while the converse was true for Ent.
  • (8) Somewhat surprisingly then, in view of the mechanisms in mammals, birds do not seem to use this seasonal message in the photoperiodic control of reproduction.
  • (9) After 32 days of feeding, body weight, liver weight and egg production decreased in birds fed lead while kidney weights increased.
  • (10) Phyla as diverse as insects, birds, and mammals possess distinct HRAS and KRAS sequences, suggesting that these genes are essential to metazoa.
  • (11) Changes in brain size are compared with observations found in other domesticated birds.
  • (12) The presence in lamprey kidney of a loop which is similar to Henle's loop in mammals and birds indicates that the development of the system of osmotic concentration conditioned by the formation in the kidney of the medulla and from a sharp increase in renal arterial blood supply.
  • (13) We simply do whatever nature needs and will work with anyone that wants to help wildlife.” His views might come as a surprise to some of the RSPB’s 1.1 million members, who would have been persuaded by its original pledge “to discourage the wanton destruction of birds”; they would equally have been a surprise to the RSPB’s detractors in the shooting world.
  • (14) Water restriction of HYD birds for 5 days as adults stimulated tubule hypertrophy but not to the same extent as the chronic regimen and with no evidence for hyperplasia.
  • (15) Thus, the possibility exists that androgen secretion in some chelonian systems may exhibit a high degree of LH specificity like that of mammals and birds.
  • (16) 1 After the injection of labelled procaine and lidocaine in mice, the location and concentration of radioactivity was demonstrated by autoradiographical methods.2 An accumulation in some endocrine cells such as the pancreatic islets, the hypophysis, the adrenal medulla and certain cells of the thyroid (probably representing the calcitonin-producing parafollicular cells) was shown.3 After the injection of [(14)C]-procaine in chicks, an accumulation of radioactivity was observed in the ultimobranchial gland (which produces calcitonin in birds), but not in the thyroid.4 Radioactivity was also shown to be strongly concentrated in structures containing melanin, such as the pigment of the eye, skin and hair and in some organs involved in the metabolism and excretion of these drugs.
  • (17) Respiration frequency increased during exposure to 35 (four birds) and 40 degrees C (six birds) in the normally hydrated quail, while in the dehydrated quail, respiration frequency increased only in three birds during exposure to 35 degrees C, and four birds during exposure to 40 degrees C, the frequencies were lower during dehydration.
  • (18) A man in New Zealand suggested that they need to rid the country of cats to protect their native birds.
  • (19) Birds showed evidence of increased tolerance, with age, to phenylpropanolamine but not to monensin.
  • (20) Again, changes in birds fed CTN + OA for 7 days were similar but milder.

Crow


Definition:

  • (v. i.) To make the shrill sound characteristic of a cock, either in joy, gayety, or defiance.
  • (v. i.) To shout in exultation or defiance; to brag.
  • (v. i.) To utter a sound expressive of joy or pleasure.
  • (v. i.) A bird, usually black, of the genus Corvus, having a strong conical beak, with projecting bristles. It has a harsh, croaking note. See Caw.
  • (v. i.) A bar of iron with a beak, crook, or claw; a bar of iron used as a lever; a crowbar.
  • (v. i.) The cry of the cock. See Crow, v. i., 1.
  • (v. i.) The mesentery of a beast; -- so called by butchers.

Example Sentences:

  • (1) The second reason it makes sense for Osborne not to crow too much is that in terms of output per head of population, the downturn is still not over.
  • (2) While the papers in this country and the New Yorker were crowing about how Beard had, through her own gutsy initiative, tamed her trolls, another woman – Anita Sarkeesian, a Canadian-American journalist – was being trolled.
  • (3) The authors decided to keep in this series only hips presenting with a very considerable upward displacement of the femoral head of type IV in Crowe, Maini and Ranawat's classification.
  • (4) Reasoning ability in crows was investigated by means of the Revecz-Krushinskiĭ test, in which the bird has to apprehend the rule of stimulus (food bait) displacement: "In each next trial the food bait is hidden in a new place--one step further along the row".
  • (5) When these studies are reviewed in the light of Crow's "two-syndrome" paradigm of schizophrenia, a new trend emerges.
  • (6) You can argue about what constitutes a race “riot” these days – and why the hell we are seeing teargas every other evening in the suburbs, or Jim Crow-reminiscent police dogs in the year 2014.
  • (7) The genetic evidence is reviewed concerning 'traditional' clinical subtypes as more novel categories derived from multivariate statistical methods and Crow's type I-type II classification.
  • (8) "For a lot of people in poorer neighbourhoods we are liberators," crowed Yiannis Lagos, one of 18 MPs from the stridently patriot "popular nationalist movement" to enter the 300-seat house in June.
  • (9) Intracytoplasmic, rod-shaped and eosinophilic inclusions were recognized only in Purkinje cells in a case of Crow-Fukase syndrome.
  • (10) But normally, shaven-headed and shaven-faced, he could pass for a jumbo-sized Bob Crow .
  • (11) Though the starlings looked like a dark swarm of bees, they had two inky blobs in their midst, for they had acquired a pair of crow interlopers.
  • (12) And as Crow demonstrated, militancy may not guarantee success – but passivity will asphyxiate unions when the workforce needs them to be stronger than ever.
  • (13) We felt blessed,” said Rebecca, pulling out another family picture in which a smiling Sarah leans her head against her mother’s shoulder, her younger siblings crowing around them.
  • (14) The leader of the RMT rail union, Bob Crow, said: "The whole sorry and expensive shambles of rail privatisation has been dragged into the spotlight this morning and instead of re-running this expensive circus, the west coast route should be renationalised on a permanent basis."
  • (15) Oh, and Tony Benn and Bob Crow, when they were alive.
  • (16) In any case, the Brits are a notoriously lily-livered shower when it comes to workplace politics, too craven to strike – [note to non-British readers: we're a sorry servile bunch, we don't like it up us] - and as a result, poor John's failed coup has led to him becoming the most reviled union leader in British history, ahead of the excellent Bob Crow, the much misunderstood Arthur Scargill, and Gary Neville.
  • (17) For London's mayor had not only long refused to meet the RMT leader, but only a month before rather encouraged the public to misunderstand him by making hay with Crow's supposedly hypocritical cruise trip and accusing him of "holding a gun" to the head of the capital ?
  • (18) In contrast, in the adults melatonin caused more than a two-fold increase in E in the pigeon, and a significant increase in the crow.
  • (19) By noon, the small fish market on shore is packed with black crows nibbling on hundreds of butchered fish heads, shark fins and long red swordfish tongues.
  • (20) Some of his well-paid members, such as drivers, queried why the union should concern itself with these lower-paid workers whose lack of job security meant they were far more difficult to reach and retain in the union, but Crow, true to his principles, always argued in favour of supporting them.