#1 Excel tutorial on the net. This example illustrates the ISERROR function in Excel. 1. For example, Excel displays the #DIV/0! error when a formula tries to divide a number by 0. The ISERROR function checks whether a value is an error and returns TRUE or FALSE. 2. Use the IF and the ISERROR function.
Ticks are also capable of surviving winter temperatures when they are able to find a host to feed from or a warm location to hide in during the coldest weather months. Generally, adult ticks will still be a threat when temperatures hover around 45 degrees Fahrenheit.
A. It depends on the species, what stage it has reached in its life cycle when temperatures drop and its luck in finding a host to feed on. Some ticks survive as eggs deposited before winter; some ticks in other stages take refuge in the soil or in the insulation of leaf debris or vegetation; others enjoy the winter feeding on a warm mammalian host.