Do not eat winged swarming creatures
“All winged swarming creatures are unclean for you; they shall not be eaten” Devarim 14:19
These are non-kosher kinds of grasshoppers, flies, gnats, bees, wasps, hornets etc.
If someone eats an olive size amount of them he should receive lashes.
Kosher species of grasshoppers can be eaten.
They have 3 kosher signs
4 wings covering most of the length and most of the circumference of its body
2 jointed legs for jumping
This applies in all places at all times for men and women