Parentage-based tagging (PBT) is an emerging genetic-based fish tagging method that involves genotyping hatchery broodstock. PBT is a passive non-invasive approach to stock identification because the parents, not the offspring, ...
Ecology
Jun 24, 2013
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0
Rapid population decline among vertebrate species began at the end of the 19th century when industrialization was at its peak, according to researchers at The University of Texas Health Science Center at Houston (UTHealth) ...
Evolution
Dec 16, 2016
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19
The initial peopling of North America from Asia occurred approximately 15,000-18,000 years ago, however estimations of the genetic diversity of the first settlers have remained inaccurate. In a report published online today ...
Biotechnology
Jun 28, 2010
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0
For successful reintroduction of lynx into the wild, the number of released animals is crucial. If only a few lynx are reintroduced to found a population, the genetic diversity is too low to ensure their long-term sustainability. ...
Ecology
May 19, 2016
0
10
(PhysOrg.com) -- Commercial chicken breeds used to produce meat and eggs around the world have lost at least half of the genetic diversity once present among their ancestors, according to a study conducted by an international ...
Feb 19, 2009
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0
The soil is the biosphere's most biologically active zone and harbours the largest reservoir of genetic diversity. In various disciplines, scientists – among them Dani Or's group – employ models of dynamic, aquatic ...
Cell & Microbiology
Nov 17, 2010
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0
Researchers from Singapore's Duke-NUS Medical School, in collaboration with scientists in China, have identified and characterised a new genus of filovirus from a Rousettus bat in China. Their findings were published in the ...
Cell & Microbiology
Jan 7, 2019
0
272
A young male gray wolf crossed into far Northern California early this month—joining another wolf that trekked into the state in late January and made an epic journey south.
Ecology
May 11, 2021
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30
The number of bears roaming the Pyrenees remained stable at a minimum of 22 last year, thanks largely to the continued virility of Pyros, the undisputed daddy of the colony.
Ecology
May 12, 2013
0
0
In Burkina Faso, the government is considering the use of genetically modified mosquitoes to eradicate malaria. In Nantucket, Mass., officials are looking at gene editing as a tool in the fight against Lyme disease. And scientists ...
Biotechnology
Nov 1, 2018
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