نتایج جستجو برای: insects are poikilothermes

تعداد نتایج: 5104089  

Journal: :Nature 1885

Journal: :Bulletin of the Entomological Society of America 1975

Journal: :Current Biology 2009

Journal: :Philosophical Transactions of the Royal Society B: Biological Sciences 2018

Journal: :Monographs in population biology 1978
G F Oster E O Wilson

Similar ebooks with Caste And Ecology In The Social Insects : caste ecology in the social insects wreuz caste and ecology in the social insects ystby caste ecology in the social insects tfvsi caste ecology in the social insects cghni caste and ecology in the social insects gfmje caste and ecology in the social insects iyrcm caste and ecology in the social insects jrzfn caste and ecology in the ...

2011
E. Jeanne Gouws Kevin J. Gaston Steven L. Chown

Although interspecific body size frequency distributions are well documented for many taxa, including the insects, intraspecific body size frequency distributions (IaBSFDs) are more poorly known, and their variation among mass-based and linear estimates of size has not been widely explored. Here we provide IaBSFDs for 16 species of insects based on both mass and linear estimates and large sampl...

2014
Yunxia Yang Shixia Xu Junxiao Xu Yan Guo Guang Yang

Insects are unique among invertebrates for their ability to fly, which raises intriguing questions about how energy metabolism in insects evolved and changed along with flight. Although physiological studies indicated that energy consumption differs between flying and non-flying insects, the evolution of molecular energy metabolism mechanisms in insects remains largely unexplored. Considering t...

Journal: :Journal of animal science 2008
L A Kuehn D R Notter R M Lewis

Flocks participating in sire referencing schemes can achieve greater genetic gains than those achievable by within-flock selection. However, requirements for joining these schemes can be prohibitive to some producers. The objectives of this study were to determine whether less restrictive schemes or schemes of shorter duration could achieve rates of gain and reduce inbreeding as efficiently as ...

2017
J. P. Matos A. J. Schleiss

While holding great development opportunities to be seized, Africa has been identified as particularly vulnerable to climate changes, and the ZRB is no exception to that. With increasing demands to the Zambezi system in terms or water and energy, and rising challenges in the form of less runoff due to climate change, it is paramount to plan ahead. In particular, it must be understood how major ...

1936
CONWY LLOYD Lloyd Morgan

T the ripe age of eighty-four Lloyd Morgan has passed away. jje wag for many years the distinguished and greatlyeloved Principal of University College, and when the College deceived its charter in 1909 converting it into Bristol diversity Lloyd Morgan was designated the first Vicehancellor. He relinquished this office almost immediately, nd Sir Igambard Owen was appointed in his stead. His ecis...

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