Navigation Links

Tag: "butterfly" at biology news

Amino acids in nectar enhance butterfly fecundity: A long awaited link

...s about the significance of nectar amino acids for butterfly fitness and insinuated that butterflies have acted...esearchers from the University of Basel raised map butterfly caterpillars on both nitrogen poor and nitrogen rich stinging nettle. After the butterflies emerged,...

South America's vast pantanal wetland may become next everglades, UNU experts warn

...90 species of mammal, 50 reptiles, more than 1,100 butterfly species and 270 fish species. It is also the wintering grounds for a large number of migratory birds that summer in North America. According to an analysis by UNU-PREP and the Japan-based UNU Institute for Advanced Studies: "While large parts of the...

How monarch butterflies are wired for navigation

...ifornia at Irvine, have explored the infinitesimal butterfly brain to uncover new insights into that machinery.... an anathema to cancer-wary humans is critical for butterfly navigation. Also, the researchers were surprised to discover a key wiring connection between the lig...

Expanding forests darken the outlook for butterflies, study shows

...lt of human activities--are diminishing the alpine butterfly gene pool, creating a pattern that could lead to t... doctoral student Nusha Keyghobadi used samples of butterfly dispersal and genetic variability taken from the Kananaskis region in Alberta to show a correlation ...

Female butterflies go for sparkle -- not size -- when choosing to mate

...to explore some of the evolutionary reasons behind butterfly wing patterns in the African satyrid butterfly, Bi...rough time in any one species in nature?" In this butterfly species, females make the ultimate decision about whether to mate. The UB researchers altered wing-...

Why the Amazon rainforest is so rich in species

...Amazon rainforest are home to some 7500 species of butterfly compared with only around 65 species in Britain. U...ock" using the mitochondrial DNA of nine different butterfly species groups [genera] on the eastern side of the Andes in Eastern Peru. By using a "DNA clock" the...

New discovery: Molecular variation in one gene affects the growth of natural populations

... the population growth of the Glanville fritillary butterfly (Melitaea cinxia) is affected by the allelic compo...tillary in the Åland Islands in Finland, where the butterfly has a large metapopulation that has been studied for 15 years. ...

CU, USDA team to curb two invasive, poisonous vines

...sts and fields, threatening reforestation, fragile butterfly populations and bird habitats. The vines are pale...mid-1990s. The plants are lethal hosts for monarch butterfly larvae and alter ground cover and affect habitat for grassland birds. And, if that is not enough, th...

Butterflies lose body fat during metamorphosis

...ournal. "The transformation of a caterpillar to a butterfly is one on nature's great mysteries," says William ...eat deal of metabolic activity is occurring in the butterfly chrysalis." Because of this energy expenditure, Connor and his colleagues surmised that butterflies...

Butterfly farming to help save rain forest

...ed a £295,000 Darwin initiative grant to develop a butterfly farming industry in Guyana that will help support ... butterflies that are sought after by many western butterfly farms and other institutions that exhibit collections of live butterflies. Each individual butterfly...

Global warming may have damaged coral reefs forever

...he survey showed that four fish species (a type of butterfly fish, two types of wrasses and a type of damsel fi...ly low levels (a type of file fish, three types of butterfly fish and two damsel fish), although their decline probably started to happen soon after 1998. The ...

Where have all the butterflies gone?

...nd changing land use. In the short term, he said, butterfly species that breed several times a year may rebound quickly to take advantage of improving conditions. But for species with only one brood per year, a catastrophic season will have repercussions for up to a decade. More butterflies may still emerge ...

USC team reveals structure of APOBEC family protein

...aid. "It's significant because this non-canonical, butterfly shape provides new, plausible explanations of an immune deficiency disease at the molecular level." With the Apo2 structure in hand, the team was able to deduce what likely goes wrong in patients with the rare, serious immune disorder hyper-IgM im...

Some butterflies travel farther, reproduce faster

...ion history-dependent reproductive physiology in a butterfly metapopulation," will be presented on Oct. 10 at C... The researchers studied the Glanville fritillary butterfly (Melitaea cinxia) on the Åland Islands of Finland, located between Finland and Sweden in the Baltic ...

Some caterpillers just don't want to grow up

...igated the ecology of Maculinea rebeli, a Lycaenid butterfly whose caterpillars live as parasites inside colonies of Myrmica ants, where they feed on regurgitations from the nurse ants. One of the peculiar features of this species' ecology is that only about 25% of the caterpillars complete development within ...

Secret of worm's poison pill box protein could produce new natural insecticide

... caterpillars Pieris Brassicae ?(The cabbage white butterfly caterpillar which are pests for many growers). Th...ly selective in that it bound to the cabbage white butterfly caterpillar, there were variants of this family of toxic proteins (such as XptA2) that targeted ot...

Male-killing bacteria makes female butterflies more promiscuous

... drops -- killed off by the bacteria -- the female butterfly becomes more sexually rampant. Males on the other ...t into mating. In some populations of tropical butterfly the entire mating system is determined by a group of bacteria known as Wolbachia, according to the s...

1

Other Tags
(Date:7/11/2014)... with other group members to reduce aggression and gain ... strategy for grooming activities shows a certain pattern across ... scientific journal Biology Letters . , Grooming between ... without ulterior motives. To be groomed has hygienic benefits ... another individual can provide access to infants, mating opportunities ...
(Date:7/11/2014)... kidney injury related to the use of hydroxyethyl starch ... molecules, according to a report in Anesthesia & ... Society (IARS). , The "total mass of HES molecules" ... renal proximal tubule cells (PTCs), concludes the laboratory study ... Wrzburg, Austria. Other factorssuch as differences in the ...
(Date:7/11/2014)... Evidence exists that cannabinoid receptor type 1 ... Ca2+ influx, and reduce neurotransmitter release. However, ... 1 can increase extracellular Ca2+ influx and ... his team, Tongji Hospital Affiliated to Tongji ... Technology, China used whole cell voltage-clamp and ...
Breaking Biology News(10 mins):Baboons groom early in the day to get benefits later 2In lab studies, hydroxyethyl starch has direct harmful effects on kidney cells 2
(Date:7/14/2014)... 14, 2014 EnergyFirst, manufacturer ... company Permalean for its great products, thriving ... Permalean, which markets its products as Jim’s Permalean Protein ... part of EnergyFirst’s lineup of nutritional products. The ... the coming year. , Founded in 1999, Permalean’s products ...
(Date:7/14/2014)... New research and analysis from the national ... examines toxic ingredients in tampons, a product used ... chemicals that may be found in the product’s absorptive ... put women’s health at risk. , According to ... , the potential impact of toxic chemical exposure from ...
(Date:7/13/2014)... FORT LEE, N.J. – Authors Leonard I. ... the science of tooth implants in their book ... describes recent advances and techniques in the world of dentistry ... who have lost all of their natural teeth. , Dr. ... subperiosteal implant in 1940. It was a mesh frame ...
(Date:7/13/2014)... 2014 MED-Ed Facilities is seeking proposals ... conference, April 7+8 in Boston at the Seaport Hotel. ... recent event. Presentations by individuals or teams are welcome. ... the types of sessions that were presented last year, ... proposal today! , Conference Director, The successful planning ...
(Date:7/13/2014)... Worldwide ladies are extremely responsive to Angeldress.co.uk’s pink ... approach and has created a lot of new items ... choices that responded directly to customers’ demands. , ... apparels. The company’s pink bridesmaid dresses come in many ... create the best products for customers from around the ...
Breaking Medicine News(10 mins):Health News:EnergyFirst Acquires Permalean - Manufacturer of All Natural Protein Bars and Powders 2Health News:EnergyFirst Acquires Permalean - Manufacturer of All Natural Protein Bars and Powders 3Health News:New Patent Analysis Shows Toxic Risk From Tampons 2Health News:New Patent Analysis Shows Toxic Risk From Tampons 3Health News:New Patent Analysis Shows Toxic Risk From Tampons 4Health News:New Patent Analysis Shows Toxic Risk From Tampons 5Health News:Authors Leonard I. Linkow and Sheldon Winkler Feature Advancements in Implant Dentistry 2Health News:Authors Leonard I. Linkow and Sheldon Winkler Feature Advancements in Implant Dentistry 3Health News:Authors Leonard I. Linkow and Sheldon Winkler Feature Advancements in Implant Dentistry 4Health News:MED-Ed Facilities Conference Call for Speakers Open 2Health News:Angeldress.co.uk Announces Summer Sale For Pink And Red Bridesmaid Dresses; The Current Discount Is Up To 80% Off 2
Other Contents