Based on the text, the words have opposite meanings in
TEXTO:
MORELLE, Rebecca. Jurassic fossil discovery. Disponível em: <www.bbc.co.uk/worldservice/learningenglish/language/wordsinthenews/2009/10/091028_witn_fossil.shtml>
TEXTO:
MORELLE, Rebecca. Jurassic fossil discovery. Disponível em: <www.bbc.co.uk/worldservice/learningenglish/language/wordsinthenews/2009/10/091028_witn_fossil.shtml>