Read the following paragraph and determine if the hypothesis is true:

How to set up a chinchilla's cage<br>Choose the right cage. [substeps] Chinchilla cages must be well ventilated to keep the chinchilla cool, thus making metal wire mesh cages a good option. However it's of note that it's easier for the chinchilla to knock messes out of their cage and onto the floor with a wire cage.

Select from:
+ Yes.
+ It's impossible to say.
+ No.
Hypothesis: Chinchilla cages dont need to be ventilated



No