Last Updated: Sunday, 10 October, 2004, 08:27 GMT 09:27 UK
Scientists believe they have discovered a new group of giant apes in the jungles of central Africa.
The animals, with characteristics of both gorillas and chimpanzees, have been sighted in the north of the Democratic Republic of Congo.
According to local villagers, the apes are ferocious, and even capable of killing lions.
A report about the mysterious creatures is published in this week's edition of the UK magazine New Scientist.
If they are a new species of primate, it could be one of the most important wildlife discoveries in decades.
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