A Guide to Reproductive Diversity,” the second work by the author of “The Ecology of Center City, Philadelphia.” Frank, a ...

Female cockroach droppings contained about 2,900 endotoxin units per milligram – more than twice the amount found in male droppings (1,400 EU/mg). On average, each female released around 5,000 ...

More endotoxins are shed from the fecal matter of female cockroaches. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing ...

Cockroaches have been around since the beginning of time, well, not really, but pretty close. There isn’t just one type of roach either. These fast bugs have over 30 species, out of a staggering 4,600 ...