when you are cold you shiver because the body by vibrating is trying to get blood flowing through the veins which will then warm you up by shivering the body is constantly moving and will eventually start moving your core body temperature up unless your in the middle of the south pole with just a pair of speedo's or a bikini on.
no penguins do not shiver they never never ever get cold
it was so cold even the dog started to shiver
to sheever
chatter or cold
They shiver
it is when you are cold or you are hunger
shivering is said to warm your body when cold.
A cold shiver ran down my spine at the dead of night.
its cold
Shiver, chatter
it is when you are cold or you are hunger
Lizards do not shiver like mammals do. Instead, they may bask in the sun to raise their body temperature or seek shelter to regulate their temperature. They rely on behavioral adjustments rather than shivering to maintain their body temperature.