Bug Identifier

Other Insects

Praying Mantis

Tenodera sinensis

020406080100120
Body length in millimeters. Shaded bar shows the typical adult range.
Scientific nameTenodera sinensis
GroupOther Insects
Size75–110 mm (up to about 4.3 in)
Colors Green, Brown and Tan
Legs6 legs
WingsYes
Where foundGarden or plants
Most activeSummer and Fall
BitesNo
StingsNo
Risk levelHarmless

How to identify it

The praying mantis is a large member of the other insects group. Crickets, fleas, lice, mantises, dragonflies and other groups. Check for these three features:

  1. Triangular head that swivels to look over its shoulder
  2. Spiny, grasping front legs
  3. Foamy, tan egg cases on stems and shrubs in winter

About this bug

A large, long-bodied predator that waits motionless with its spiny front legs folded as if praying. It catches insects of all kinds, including beneficial ones.

You'll usually find praying mantises in gardens and on plants. They are most active in summer and fall.

Is it dangerous?

Mantises are harmless to people, though a large one may pinch if handled.

Our rating: Harmless, meaning it poses no real threat to people, pets or property.

When you'll see praying mantises

Praying Mantises are most active in summer and fall. Summer heat speeds up development, so populations can grow quickly. In fall, many bugs look for shelter, and some move toward or into buildings.

Typical places to check: garden or plants.

About other insects

The praying mantis is one of the other insects. This group covers insects from several orders, including crickets, grasshoppers, fleas, lice, mantises, dragonflies, lacewings and planthoppers. Their life cycles vary widely: fleas and lacewings go through complete metamorphosis, while crickets, grasshoppers, mantises and lice grow gradually through nymph stages.

Check the specific profile for timing, because each of these insects has its own season and habits.

Should you get rid of it?

No control is needed. Praying Mantises are not pests, and many help by eating other insects or pollinating plants. If one is indoors, move it outside with a cup and a sheet of paper.

Frequently asked questions

What does a praying mantis look like?

Triangular head that swivels to look over its shoulder. Adults measure 75–110 mm (up to about 4.3 in).

Does the praying mantis bite or sting?

It does not bite. It does not sting. Mantises are harmless to people, though a large one may pinch if handled.

Where do praying mantises live?

Praying Mantises live in gardens and on plants.

When are praying mantises most active?

Mostly in summer and fall.