Original: A colloquial name for the order is '' praying mantises '' , because of the typical '' prayer-like '' stance , although the term is often mis-spelled as '' preying mantis '' since mantises are notoriously predatory .
Simplified: Often mistakenly spelled preying mantis ( an eggcorn , since they are notoriously predatory ) , they are in fact named for the typical '' prayer-like '' stance .