What is protids?

Who invented the hoof pick? What part of speech is petrify? Native Americans in the eastern woodlands? What is crystallized petrified wood worth? Who is Zeus on Mythology Island? How old is Willie from Fetch? What inventions neanderthals made? How is onyx quarried? What event causes the ants to begin to prepare for battle in the once and future king? What does the hammer of Thor look like? How do you get to Easter Island on bearville? What is the primary image used in Buck's vision of primitive man? What tool do you use to beat? Why do Greek myths have mythical creatures in them? How were animals able to cross from continent to continent during the ice ages? What were the leakeys looking for? Hink pink for ancient flu? When and why did odysseus' men decide to kill the cattle? What was the name of John deer before it was called John deer? What did the people in the ice age do to survive?