Answer:
They are basically tall creatures. They can't see, and they have tentacles.
Location: more westward of Uriel and south of Camazotz.
Climate: not to cold not to hot but warm...more on the cool side.
Attractions: there are Beast feasts and lovely celebrations for Holidays
History: the beasts on this planet have never been able to speak to people from dark planets, they were the birth place of Mrs. Which, Mrs. Who, and Mrs. Whatsit.