Fruit flies used to unlock mysteries of human diabetes

The tiny fruit fly can be used to study how mutations associated with the development of diabetes affect the production and secretion of the vital hormone insulin, researchers report for the first time. The advance is due to a new technique that allows scientists to measure insulin levels in the insects with extremely high sensitivity and reproducibility.

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Fire ecology manipulation by California native cultures

Before the colonial era, 100,000s of people lived on the land now called California, and many of their cultures manipulated fire to control the availability of plants they used for food, fuel, tools, and ritual. Contemporary tribes continue to use fire to maintain desired habitat and natural resources. View the Original article

Monarch Butterflies – Their 1800 mile flight to freedom

Education Articles | June 11, 2006 The fall migration of Monarch butterflies is one of those fascinating natural mysteries to which human beings still do not have any answers. For centuries, the black and orange Monarchs have been great winter attractions in the Californian and Mexican regions. However, no one had any clue to this huge influx of Monarch butterflies in these regions. The fall migration of Monarch butterflies is one of those fascinating natural mysteries to which human beings still do not have any answers. For centuries, the black and orange Monarchs have been great winter attractions in the Californian and Mexican regions. However, no one had any clue to this huge influx of Monarch butterflies in these regions. In 1937, part of this mystery was unfolded through the attempts of a researcher named F. A. Urquhart; he began putting wing tags on the butterflies in order to track their origins and whereabouts. His endeavors bore results and it was brought to light that the ...

Butterflies' evolutionary responses to warmer temperatures may compromise their ability to adapt to future climate change

Members of the brown argus butterfly species that moved north in response to recent climate change have evolved a narrower diet dependent on wild Geranium plants, researchers report. However, butterflies that did not move north have more diverse diets, including plants such as Rockrose that are abundant in southern parts of the UK. View the Original article

Monarch Conservation

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