The Han Chinese are the world's largest ethnic group, making up 91.6% of modern-day China. As DNA sequencing tools and statistical analyses software have advanced, scientists have been exploring the forces that helped shape ...
Ecology
May 22, 2019
0
6
The deaths of a million of fish in the lower Darling River system over the past few weeks should come as no surprise. Quite apart from specific warnings given to the NSW government by their own specialists in 2013, scientists ...
Environment
Jan 16, 2019
1
27
The Amazon River harbors the largest biodiversity of freshwater fish in the world. What is the origin of this abundance of species? Researchers at the University of Geneva (UNIGE), Switzerland, have integrated a range of ...
Ecology
Dec 20, 2017
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17
Bacteria are enigmatic by nature, minuscule but staggeringly—sometimes alarmingly—ubiquitous. As critical drivers of everything from global biogeochemical cycles to million dollar industries, they are the little cogs ...
Cell & Microbiology
Jun 23, 2015
2
78
Pollution from historic mining activities in south west England has led to a reduction in genetic diversity of brown trout according to new research from the University of Exeter. The findings, which will be published on ...
Ecology
May 12, 2015
1
48
Birds that are related, such as Darwin's finches, but that vary in beak size and behavior specially evolved to their habitat are examples of a process called speciation. It has long been thought that dramatic changes in a ...
Evolution
Nov 20, 2014
643
0
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
0
0
(Phys.org) —A Kansas State University researcher is discovering that the North American drought has caused dramatic changes in native fish communities.
Ecology
Jun 7, 2013
0
0
Rapid advances in the new and developing field of restoration sedimentology will be needed to protect the world's river deltas from an array of threats, Indiana University Bloomington geologist Douglas A. Edmonds writes in ...
Earth Sciences
Nov 7, 2012
1
0
Hundreds, possibly thousands of turtle eggs and hatchlings have been destroyed on the northern Trinidad coast by government workers who drove their bulldozers over the breeding ground.
Ecology
Jul 10, 2012
0
0
