Observing the Nature

Nature is amazingly(amazing) complex. Every day many different things happen in nature. Look around and observe. What do you see happening?

41____ (Live) things grow and die as 42____ (season) change. In nature, even the quietest place is not empty, because insects fill the air. Nature is so 43____ (vary) that there are millions of kinds of plants and animals to study. Time and patience are 44____ (need) to learn from nature. And that's 45____ (particular) true of the study of animals.

You can't just press a button on a bird and have it tell you how fast it can fly. And monkeys don't wear signs 46____ (tell) you how they take care of their young. To learn these things, you have to observe.

47____ (Scientist)observe animals in different ways.And each of them 48____ (give) the world something through their observations. Some help us make sense of the 49____ (nature) world. Others help us see the 50____ (important) of protecting it.