Seals
Until now, these rare animals were thought to sleep only on land, in remote and inaccessible caves. However, from 2011 to 2016, fishermen and zoologists witnessed six cases of underwater sleep off Greek shores.
Until now, these rare animals were thought to sleep only on land, in remote and inaccessible caves. However, from 2011 to 2016, fishermen and zoologists witnessed six cases of underwater sleep off Greek shores.