Katydids are usually gentle, and many people even keep them as pets. In rare cases, larger types of katydid may pinch or bite if they feel threatened. Their bite is unlikely to break your skin and likely won't be any more painful than a mosquito bite.

Are katydids aggressive?

In fact, their large "biceps" and over 2.5 inch body make them among the biggest insects to currently exist, National Geographic reports. ... Their combative instincts also make them stand out from other species.

Do katydids have a stinger?

Females are usually larger than males, and have a long sharp structure at the end of the abdomen. This looks like a stinger, but it is actually an "ovipositor." They use if for sticking their eggs into the ground or into plant stems.