The offspring of two different species are referred to as hybrids. One familiar example of a hybrid animal is a mule: the offspring of a female horse (Equus caballus) and a male donkey (Equus asinus).

There’s something about crawling insects that tends to make people uneasy. It might be the sudden way they appear or how quickly they move across a floor or wall. The reaction is usually instant: step ...

Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at dgill@agcenter.lsu.edu. There is something odd growing on my lawn grass. There are small patches where ...