But it is not yet known how many one would need to eat.

More recent research suggests you only need to eat them on the same day.

Rather, she only needs to eat the color red out of various objects.

I needed to eat something, that would be a start.

Maybe when I need to eat something, and so forth.

You may need to eat more than this based on your size and activity level.

Because of their size they need to eat a lot.

They only need to eat 1.5% of their body weight per day in dry matter.

She needs to eat, and at the end of every day, sleep.

He needs to eat more, in order to get his strength.