Why is the elephant very popular?

One day the animals in the zoo are talking about their friend the elephant
The giraffe says, "I don't understand. 'Why is the elephant very popular? I'm the tallest animal in this zoo."
The peacock says, "I don't understand. Why is the elephant very popular? I'm the most beautiful animal in this zoo."
The bear says, "I don't understand. Why is the elephant very popular? I'm the strongest animal in this zoo."
At that moment the elephant comes, He is the largest and the strongest animal in The zoo. But he is always modest.