(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.
Rooster
Definition:
(n.) The male of the domestic fowl; a cock.
Example Sentences:
(1) To investigate the adaptive responses of immature bone to increased loads, young (3-wk-old) White Leghorn roosters were subjected to moderately intense treadmill running for 5 or 9 wk.
(2) A single mRNA of 1.3 kb was detected at high levels in heart and brain of 10-week-old roosters, and, at lower levels in spleen, liver and skeletal muscle.
(3) Reports of neurotoxic agents causing adverse effects on the male reproductive system initiated the present study which was designed to examine the effects of TOCP on the rooster.
(4) In the roosters the kidney contained approximately five times as much Se as the muscle.
(5) A recent re-determination of the rooster protamine amino acid sequence (28 residues from the N terminus) matches that predicted from the genome rather than the sequence of Nakano et al.
(6) We also show, by indirect immunofluorescence studies, that the 60-kDa protein is antigenically conserved in the germ cells of grasshopper, rooster, and frog and in plant meiocytes.
(7) Testis, epididymis and ductus deferens of the adult domestic fowl and male gonads of juvenile roosters have been studied by means of histochemical and histological methods.
(8) Another man in a pirate hat covered in voodoo dolls approached the screen, placing a live rooster on the stage as if offering it to the football gods.
(9) Consequently, the abnormal seminal plasma composition of Sd roosters is attributed to excurrent duct dysfunction.
(10) We report here the production of a fertile rooster which lacks avian leukosis virus-related endogenous viral genes and which seems to be completely normal and healthy.
(11) Oligomers of hyaluronic acid were prepared by digestion of hyaluronic acid from rooster combs with testicular hyaluronidase (hyaluronate 4-glycanohydrolase, EC 3.2.1.35), leech head hyaluronidase (hyaluronate 3-glycanohydrolase, EC 3.2.1.36), and with fungal hyaluronidase (hyaluronate lyase from Streptomyces hyalurolyticus).
(12) Radioactive O-phosphoryl-L-serine was detected after alkaline deacylation of rat and rooster liver [(3)H]seryl-tRNA acylated in vitro with homologous synthetases.
(13) Ribosomal RNAases from control and estrogen-stimulated roosters show differences in response to Mg2+, spermidine and EDTA.
(14) Visual cues thus appear to be more important than auditory cues alone with respect to the maintenance of dominant social status in roosters.
(15) Consequently, for an estrogenized rooster, the addition of both heparin and yeast RNA to the homogenate suffices to stabilize the polysomes, whereas control rooster liver homogenate needs supplementation with endogenous ribonuclease inhibitor.
(16) Aggressive and passive roosters displayed agonistic behaviour towards each other.
(17) Moreover, the maximal amplitude of the stapedius muscle EMG response is consistently lower than that detected in young roosters, despite the fact that the maximal vocalization amplitude of the adult birds is much higher.
(18) cDNA clones were prepared from poly(A)+ mRNA isolated from a population enriched in postmeiotic rooster testes spermatogenic cells.
(19) However, when these hens were artificially inseminated with semen from mite infested roosters, fertility nor hatchability was affected by the mite infestation.
(20) It was concluded that LMET was the major methionine analogue excreted from roosters dosed with either HMB-FA or LMET, and that HMB-FA was not excreted by the avian kidney.