So if you look at the far left, if you put a mouse in a new space, this is the box, it's very exciting, a mouse will walk around and explore, and you can see that pink line is actually the measure of them walking.
Se mirades á esquerda, se poñedes un rato nun novo espazo, a caixa neste caso, é moi emocionante, o rato camiñará e explorará a contorna e pódese ver a liña rosa, que á a medida do que camiñan.