They traveled everywhere! As the earth became colder and more ice covered the earth, the animals searched for food and warmer weather. Unfortunately, none of the giant mammals were able to survive. Perhaps one of the largest left behind was something like the elephants of our day. The smaller mammals were able to find a way to protect their young ones, kept them fed and protected until they could look after themselves through the cold. These phenomena made the animals to begin to have a sense of taking care of their offspring. In a way, you can say that the world began to feel LOVE.