Have you noticed that some animals will go to extremes to be noticed? These oddest of creatures come in all sizes and shapes. Some walk in a funny way. Others eat strange things. Some wear bold (明显的), bright patterns to blend in. In this book, you'll read about the largest and the smallest. You'll learn about the loudest and the quietest. Check out these fun facts about some of the most remarkable (非凡的) animals in the world! Biggest The gigantic blue whale is the biggest creature. It's as long as half of a football field. An elephant can be over 4.5 meters(15 ft) tall and weight as much as two big pickup trucks. A long-necked giraffe has extra long legs that make it as tall as a two-story house. Smallest A bee hummingbird is only 5 centimetres (2 in) long and weighs less than a spoonful of water. A chihuahua is the smallest dong. It can ride along in your pocket. The tarsier (眼镜猴), a tiny monkey with big eyes, is as small as a mouse. Loudest A blue whale's cry is as loud as a rocket taking off. It can be heard over long distances in the ocean. A howler monkey (吼猴) screams to claim its territory and food supply. It can be heard from 8 kilometers away. Quietest A giraffe hardly makes a sound. It has a voice, it just doesn't use it much. Longest Life A big land turtle can wander around, visiting in its neighborhood for 150 years. Shortest Life A mayfly (蜉蝣) has to do everything quickly. It only lives for one day after it hatches from its egg.