News tagged with reproductive performance
Ant queens lay more eggs as they age
Ant queens get better at laying eggs as they get older, researchers report in the Apr. 11 issue of the open access journal PLoS ONE. Furthermore, this high egg-laying rate did not shorten the queens' life spans, as would ...
Apr 11, 2012 |
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IVF does not negatively affect academic achievement
Children conceived by in vitro fertilization (IVF) perform at least as well as their peers on academic tests at all ages from grade 3 to 12, according to a new University of Iowa study.
Medicine & Health / Medical research
Sep 22, 2010 |
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Older killer whales make the best mothers
Killer whales (Orcinus orca) nearing the menopause may be more successful in rearing their young. New research published in BioMed Central's open access journal Frontiers in Zoology shows that estimated survival rates for cal ...
Biology /
Feb 03, 2009 |
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Search results for reproductive performance
Can behavior be controlled by genes? The case of honeybee work assignments
What worker bees do depends on how old they are. A worker a few days old will become a nurse bee that devotes herself to feeding larvae (brood), secreting beeswax to seal the cells that contain brood and attending ...
Apr 17, 2012 |
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Hawks win, doves pay for being odd
(Phys.org) -- In a crowd, looking different can be dangerous, at least if you’re a pigeon.
Apr 13, 2012 |
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Research uncovers genetic marker that could help control, eliminate PRRS virus
A collaborative discovery involving Kansas State University researchers may improve animal health and save the U.S. pork industry millions of dollars each year.
Mar 15, 2012 |
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Immortal worms defy aging
Researchers from The University of Nottingham have demonstrated how a species of flatworm overcomes the ageing process to be potentially immortal.
Feb 27, 2012 |
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Malaria parasite goes bananas before sex: new study
(PhysOrg.com) -- New research from the University of Melbourne shows how the malaria parasite (Plasmodium falciparum) changes into a banana shape before sexual reproduction, a finding that could provide target ...
Feb 14, 2012 |
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New basal beaked ornithurine bird found from the lower cretaceous of Western Liaoning, China
Based on a well-preserved specimen from the Lower Cretaceous Jiufotang Formation in Jianchang, western Liaoning, China, Paleontologists of Institute of Vertebrate Paleontology and Paleoanthropology (IVPP), ...
Other Sciences / Archaeology & Fossils
Feb 13, 2012 |
3 / 5 (2) |
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Viruses con bacteria into working for them
MIT researchers have discovered that certain photosynthetic ocean bacteria should beware of viruses bearing gifts: These viruses are carrying genetic material taken from their previous bacterial hosts that ...
Jan 26, 2012 |
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The evolution of division of labor
Division of labour is not only a defining feature of human societies but is also omnipresent among the building blocks of biological organisms and is considered a major theme of evolution. Theoretical Biologists Claus Rueffler ...
Other Sciences / Social Sciences
Jan 24, 2012 |
4.3 / 5 (3) |
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Hearty bacteria help make case for life in the extreme
(PhysOrg.com) -- The bottom of a glacier is not the most hospitable place on Earth, but at least two types of bacteria happily live there, according to researchers.
Jan 19, 2012 |
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Hotter homes produce smarter babies
(PhysOrg.com) -- A hotter home appears to produce babies with better cognitive abilities - but before you turn up the home heater to make your baby brainier, the research was conducted on the Australian lizard ...
Jan 12, 2012 |
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List of search results for reproductive performance
