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Tag: "herd" at biology news

Scientists journey to southern Africa to unravel the secret world of elephant communication

...nas. When a predator appears, older members of the herd emit intense warning calls that prompt the rest of the herd to clump together for protection and then flee the scene. In 1994, O'Connell-Rodwell recorded the d...

WWF peeks into mysterious life of Borneo's pygmy elephants

...t crop for Malaysia. „X Each elephant belongs to a herd of 30-50 elephants but often splits off into smaller groups for days or weeks at a time. The home ranges of Nancy and Taliwas, who were collared in nearby forests, overlap, suggesting that the two elephants' groups may be related. Since elephants liv...

Widespread elephant slaughter discovered in Chad

... loss of elephants or the possibility that a large herd was missed in the second count. The latest survey, partly funded by National Geographic, was commissioned to assess the level of poaching during the wet season, when the elephants wander outside park limits to forage and are vulnerable to attack. El...

Renewed dolphin slaughter prompts new campaign

...overnment and conducted by groups of fishermen who herd hundreds, sometimes thousands, of dolphins and small cetaceans into shallow bays by banging on partially submerged rods that create a sonic barrier. The dolphins are then corralled into nets and dispatched in a brutal manner: speared, hooked, hoisted...

NASA snow data helps maintain nation's largest, oldest bison herd

...are helping track the remnants of this once mighty herd in Yellowstone National Park as they migrate with ...ting snowpack. The Yellowstone bison are the only herd in lower North America to survive since prehistoric times. Hunting and later poaching dwindled their...

Remote sheep population resists genetic drift

A whimsical attempt to establish a herd of mouflon for sport hunting on a remote island in... their less genetically diverse cousins. "This herd certainly challenges our understanding of genetic drift," he said. "And I think it shows us the powe...

Horse genome assembled

...nary Medicine, at Cornell University, with a small herd of horses that have been selected and bred for more than 25 years to study the mechanisms that prevent maternal immunological recognition and destruction of the developing fetus during mammalian pregnancy. The research, conducted by Cornell professor...

The penalty of having a sister -- why sibling sex matters for male saiga antelopes

... whereby females come together in a densely packed herd to all give birth within a week. This makes it relatively easy to monitor the reproductive state of the population. Such monitoring has become vital since saiga have seen a dramatic decline in numbers of over 95% in recent years, making them one of ...

Skimmed milk -- Straight from the cow

...the genes required to do this and say a commercial herd is likely by 2011. The milk is very low in saturat...d the range of milk compositions across the entire herd of 4m New Zealand cattle. New Zealand dairy firm Fonterra has already made milk products from Marge’...

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(Date:4/16/2014)... childhood, associated with structural changes in the hippocampus ... New research from UC Davis is exploring how ... Eventually, that could give insights into disorders that ... adolescence and affect memory, such as schizophrenia and ... the brain, the hippocampus plays a key role ...
(Date:4/16/2014)... Dr. Panagiotis Papatheodorou from the Institute of Experimental and ... have discovered the receptor responsible for smuggling the toxin ... cell. The TpeL toxin, which is formed by ... and food poisoning. It is very similar to the ... Clostridium . The toxins bind to surface molecules ...
(Date:4/15/2014)... neurobiologists have found that genetically modified neural stem cells ... mice with the symptoms and pathology of Alzheimer,s disease. ... Stem Cells Research and Therapy , and the approach ... models. , Alzheimer,s disease, one of the most ... the protein amyloid-beta in the brain in the form ...
Breaking Biology News(10 mins):How kids' brain structures grow as memory develops 2Gate for bacterial toxins found 2UCI study finds modified stem cells offer potential pathway to treat Alzheimer's disease 2
(Date:4/14/2014)... orphaned by HIV/AIDS in South Africa may provide insight ... behavior issues in other areas of the world, which ... that could lead to successful interventions. , A ... United Nations mentions that due to the HIV/AIDS pandemic, ... African, children are at an increased risk for mental ...
(Date:4/14/2014)... A new study shows that moderate to severe ... risk of stroke, cancer and death. , Results of ... to severe obstructive sleep apnea were four times more ... times more likely to have a stroke (HR = ... (HR = 3.4), and 2.5 times more likely to ...
(Date:4/14/2014)... Dallas study involving serious youth offenders, the answer to one ... seven years: "How long do you think you,ll live?", According ... offending over time., Author Dr. Alex Piquero said the study ... of them offend at very high rates and commit more ... much later in life offend much less., "In a lot ...
(Date:4/14/2014)... with symptoms increasing dramatically during some of the most important ... has found. , Depressive symptoms increased on average by 68 ... young men, who were around 25 years old when they ... their children. The results of the study were published April ... is the first to identify when young fathers are at ...
(Date:4/14/2014)... Lower weight babies and babies who aren,t breastfed ... risk of developing chronic inflammation and related health ... study. , "There were good reasons to hypothesize ... inflammation in adulthood," says Thomas McDade (Northwestern University), ... in the Child & Brain Development program. "It ...
Breaking Medicine News(10 mins):Health News:Researchers identify children with emotional behavior difficulties 2Health News:Researchers identify children with emotional behavior difficulties 3Health News:Study links severe sleep apnea to increased risk of stroke, cancer and death 2Health News:UT Dallas study: Youth who fail to envision future commit more crimes 2Health News:Young dads at high risk of depression, too 2Health News:Low birth weight, less breastfeeding create later health risks 2
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