Rare echidna noises could be the 'language of love'

Curtin University researchers have captured rare recordings of echidnas cooing, grunting and making a range of other sounds, but only during the breeding season. Published in Journal of Zoology, the research is titled "Sound ...

Video: How is ceviche 'cooked?'

What does it mean to have "cooked" something? Is heat the only way to break down proteins and transform raw ingredients?

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