The fossil tabanids (Diptera Tabanidae): when they began to appreciate warm blood and when they began transmit diseases?

The fossil tabanids (Diptera Tabanidae): when they began to appreciate warm blood and when they began transmit diseases?

A discussion of the known fossil tabanids (Diptera Tabanidae) is presented based on fossil evidence. This includes the origin of the hemathophagy in the Brachycera, more specifically for tabanids. Several tabanid species in the extant fauna are vectors for disease-producing organisms that affect humans and animals. Bacteria, viruses, rickettsiae, protozoa, and filarial worms can be transmitted ...

Are Those with Darker Personality Traits more Willing to Corrupt When They Feel Anxious?

This unprecedented research endeavors to investigate the relationship between dark personality traits (i.e., narcissism, Machiavellianism, and psychopathy) and corruption intention through the mediation of anxiety.  Based on the resource conservation theory, it is hypothesized that those higher in dark personality traits are more inclined to corrupt when they feel anxious. Having collected data...

Dating the period when intensive anthropogenic activity began to influence the Sanjiang Plain, Northeast China

Dating the start of intensive anthropogenic influence on ecosystems is important for identifying the conditions necessary for ecosystem recovery. However, few studies have focused on determining when anthropogenic influences on wetland began through sedimentary archives. To fill this critical gap in our knowledge, combustion sources and emission intensities, reconstructed via black carbon (BC) ...

What did they know, and when did they know it?

voted to ease monetary policy, which was widely reported as a lowering of interest rates. Although some interest rates fell with the Fed' s action, the declines were generally small, and over succeeding months market interest rates tended to rise. The yield on the Treasury' s 10-year note, for example, which had been 5.63 percent on January 30, and which closed at 5.60 percent on January 31, st...

Chronic diseases: what happens when they come in multiples?