The arctic tern carries out the longest migration of any creature on Earth a journey of more than 36,000 kilometres (or 22,000 miles) from the Arctic to the Antarctic and back again, each year!
Ants used antibiotics long before humans did
Ants used antibiotics long before humans did Canadian scientists have found that Attine ants,
mainly found in the tropics, use bacteria to make antibiotics from
fungus. Scientists now think that these ants may help them in
discovering how to stop diseases which resist
antibiotics. 22 APRIL 1999
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