What do you know about bats? They usually live caves or dark places. Bats are not birds, they are flying mammals. Bats are nocturnal animals, because they search food during the night and sleep during the day.
Bats have special characteristics that other animals do not have. The most interesting one is its echolocation system.
What is ecolocation system?
Echolocation is a system that uses shound reflection (echo) to locate object. The object can be food, trees, or even wall cave. Thus, bats can recognize their food or where they are going in the dark of night.
Science focus. 2009. Science for elemetary school year VI. Bogor: PT Yudhistira.
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