Many bat species emit echolocation calls and use the returning echoes to find their way, detect the presence of fluttering insects, and locate and catch them. A new study investigated this behavior in ...
Learn about bar charts with this BBC Bitesize Maths article. For students between the ages of 11 and 14. Learn more about frequency diagrams and frequency polygons with this BBC Bitesize Maths article ...
During the summer months the seas off the coast of Wales are home to lots of groups of dolphins. They are attracted by the warm seas and the huge shoals, or groups of small fish that visit to feed.
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