TABLE 2.

Behavior in the pool

Grade	Observation
0	The animal stays put and tries to climb on the side of the pool.
1	The animal swims around the pool and tries frequently to climb on the side of the pool.
2	The animal swims around the pool and tries to climb on the side of the pool but sometimes swims through the pool.
3	The animal swims around the pool less frequently; it swims through the pool for most of the time but does not find the platform.
4	The animal swims around the pool less frequently; it swims through the pool for most of the time and finds the platform.
5	The animal swims in the quarter where the platform is but does not find it.
6	The animal swims in the quarter where the platform is and finds it
7	At the beginning, the animal stays put and floats. Subsequently, it swims directly to the platform.
8	The animal swims directly to the platform.