Not like human teeth, but they do have serated "teeth" on their wing parts that they rub together to make a loud trilling sound.
crickets have crickets and katydids have katydids
yes but only when there dead
Yes, some katydids do hibernate, but not all.
they are green and can be blue or a tuquis
No, katydids are not venomous. They are herbivorous insects that primarily feed on leaves, flowers, and other plant material. They do not possess venom or use it for defense or hunting.
.9
humans
no
Katydids are more closely related to crickets than to grasshoppers. See Link.
that is what you think .
about 1in
The scientific name for a katydid is Tettigonia viridissima.