Question 672: ARE YOU READY?

Meow.

Now look at the pictures.
 

Look, Pai's hair if he ever went blond

__X__ was created by a marine biologist. Nuff said.

Tell me what X is.

Question 671: Word to your mother?

The person in the picture below started what has now become the most comprehensive compendium in its field. ID the person & what he helped create
The settings of the picture are relevant to the question