brood

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Georgians can find the answer over the next few weeks by traveling north into the states mountains to witness the emergence of the latest brood of 17-year periodical cicadas.
In this regard, considering the natural worker cell dimensions and from a practical beekeeping point of view, it would be worth to use casting molds with a suitable cell size that matches with their natural cell size, which would help to efficiently rear more broods per unit area.
In this study, the annual brood production and colony population development of the Yigilca local honeybee colonies in their natural habitat were determined and compared with the other commonly used honeybee hybrids to expose adaptation to local ecological conditions.
This is unlikely to have biased our results however, since in a previous study we found there was no difference in EPP rates between broods in which all nestlings survived and those in which at least one died (Stewart et al.
Evidence of a second brood, after successful raising of the first, has not been documented unequivocally in four of those species: Horned Lark Eremophila alpestris (Beason, 1995), American Pipit Anthus rubescens (Hendricks and Verbeek, 2012), Lapland Longspur Calcarius lapponicus (Hussell and Montgomerie, 2002), and Snow Bunting Plectrophenax nivalis (Montgomerie and Lyon, 2011), although two cases of second broods produced by unmarked females were suspected in a seven-year study of Lapland Longspurs at 71.
Broods don't overlap much in any particular grove of trees.
We thus sought to examine whether this change variable was related to change over the non-breeding period (as the log-transformed ratio of spring numbers in year t + 1 to post-breeding numbers in year t), change over the breeding period (as the log-transformed ratio of post-breeding adult numbers in year t to spring numbers in year t) and grouse productivity, measured in three ways: proportion of hens with broods, mean young/brood and young to adult ratio.
Manipulated offspring of the first-brood stay and help to raise the second brood.
Brood II's emergence after 17 years of slumber was supposed to be an event.
Most are on a 17-year cycle, though three reproduce every 13 years and the cycles are staggered, meaning that at least one of the broods hatches each year.
The periodical cicada Brood XIX emerged during May and June 2011 in southernmost Posey County, bringing to five the number of established broods in Indiana.
Females whose broods were enlarged by two nestlings nearly doubled their glucocorticoid levels, while the glucocorticoid levels of females whose broods were reduced remained unchanged.