<h3>answer:</h3>
The definition of a herd is a big group of animals or people who share the same characteristics. An example of a herd is a group of cattle, sheep or elephants who all live and travel together.
A planarian can regrow any missing body part. Truth be told, in the event that you take a planarian and excise it into a few little pieces, every last one of those body sections can recover into an entirely different worm.
I’m pretty sure with the electron microscope you can see better. Let me know if I was wrong or right! Have a good rest fo your day as well!