Kangas joined Nightly Business Report in 1979; in 2003, his Stocks in the News segment earned a Financial Writers and Editors Award from the Medill School of Journalism at Northwestern University. In 2005, he won a Suncoast Chapter Silver Circle Award.
What Is a Malpighian Tubule? Malpighian tubules are organs within insects that excrete solid waste. Larvae of certain species of beetles use Malpighian tubules to produce silk.
Grasshopper Malpighian Tubules The challenges of survival for terrestrial insects such as the grasshoppers (order Orthoptera) include conserving water, particularly in arid regions of the world including the deserts and grasslands.