The combined meaning of the prefix and the root of the word remand means to order again.
The prefix re is used with the meaning “again” or “again and again” to indicate repetition, or with the meaning “back” or “backward” to indicate withdrawal or backward motion.
A prefix is placed at the beginning of a word to change its meaning.
Examples of word with the prefix re: repeat, reappear, reuse, recycle
It is shown that the animals have human-like intelligence, and as a result chose to leave their home, but I'm not sure if there is enough evidence to prove any theme.