200,000 triggers of the animal sensors, 12,000 times that the wheel started spinning.
Also: the researchers hypnotize that the slugs ended up in the wheel by accident. Some mice returned multiple times; that's a fairly good indicator that they found some benefit from it (need not be that they liked it; it's fairly easy to make up perfect direct benefits. For example, it might be that fleas jump of a mouse if it runs in a wheel for a while.
Also: the researchers hypnotize that the slugs ended up in the wheel by accident. Some mice returned multiple times; that's a fairly good indicator that they found some benefit from it (need not be that they liked it; it's fairly easy to make up perfect direct benefits. For example, it might be that fleas jump of a mouse if it runs in a wheel for a while.