(n.) The pole or other support on which fowls rest at night; a perch.
(n.) A collection of fowls roosting together.
(v. i.) To sit, rest, or sleep, as fowls on a pole, limb of a tree, etc.; to perch.
(v. i.) Fig.; To lodge; to rest; to sleep.
Example Sentences:
(1) These chemical body burdens were obtained naturally under free-living conditions at the maternity roost.
(2) By exploiting this bat's preference to roost in crevices, we could separately measure O2 uptake during ventilatory bouts and apneic periods using a flow-through metabolic chamber with a small dead space volume and short time constant.
(3) Nevertheless I am thankful that Elizabeth Windsor has ruled the roost rather than some of those likely to have become president in her place.
(4) Facebook Twitter Pinterest An example of a rare Bechstein’s bat roost in a partially hollow oak tree, Finemere Wood, Buckinghamshire, ancient wood and nature reserve next to HS2 Photograph: Patrick Barkham for the Guardian After Prideaux dropped me off in a neighbour’s muddy farmyard, I climbed a hill into Finemere Woods, an ancient woodland owned by Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust .
(5) A survey was made by serology and virus isolation techniques on 387 wild free-flying birds that fed and roosted in the area.
(6) The improved performance with water-cooled over air-equilibrated roost treatments, especially during heat-stress periods, indicates that the water-cooled roosts minimized the deleterious effects of heat stress through conductive heat loss from the birds to the roost.
(7) The Tories had previously always been the very clear second place challengers in Brent East, particularly when Ken Livingstone ruled the local roost.
(8) Collections of this tick were associated with bat roosting sites in attics of houses.
(9) Birds roosting on the floor tended always to be the same individuals.
(10) Turnbull had “consistently talked down” the cost of the Coalition’s fibre to the node model “and now the chickens are coming home to roost”, Quigley wrote in the paper.
(11) A split-plot experiment was conducted in thermally controlled chambers using Columbian Plymouth Rock chickens to determine the effect of water-cooled roosts on performance in hot ambient conditions.
(12) Brains of juvenile gray bats, Myotis grisescens, found dead beneath maternity roosts in two Missouri caves contained lethal concentrations of dieldrin.
(13) Decreases in performance during the heat-stress period from the thermoneutral control values were: 5.95 and 13.1 percentage points for hen-day egg production, 22.2 and 34.8 percentage points for average daily feed intake, and 5.17 and 15.38 percentage points for hatchability in water-cooled and air-equilibrated roost treatments, respectively.
(14) Seven species of mites were recovered from 133 Brazilian free-tailed bats, Tadarida brasiliensis, and 94 big brown bats, Eptesicus fuscus, from February through November 1990 in colonies that shared roosting space in east-central Alabama.
(15) Plater's agent for many years was the terrifying Peggy Ramsay, whom he memorialised in his Hampstead theatre play, Peggy for You (1999), with Maureen Lipman giving one of her greatest performances, ruling the roost in her St Martin's Lane eyrie with the eccentric hauteur of a mad Russian empress.
(16) But four years after Greece went hypercritical, triggering a eurozone sovereign debt crisis and a reshaping of how the EU works, the social, economic and political costs of the upheaval are coming home to roost.
(17) Hens were housed in an apparatus consisting of an upper roosting chamber connected to two descending passages which led to separate identical feeding chambers.
(18) It is concluded that the water-cooled roost partially alleviated heat stress by lowering metabolic rate.
(19) Birds subjected to the water-cooled roost treatment had consistently higher performance than birds using the air-equilibrated roost under all three ambient temperatures.
(20) On top of that the SNP, which would doubtless rule the roost in the aftermath of a vote for independence it would rightly be seen to have brought about, is still no party of the centre-left.
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.