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https://www.devonlive.com/news/devon-news/spooky-underwater-photos-show-hidden-1025265

Spooky underwater photos show the hidden shipwrecks off Devon's coast Here's our pick of the wrecks off the Devon coast

http://www.abc.net.au/news/2018-02-02/crown-of-thorns-starfish-killed-great-barrier-reef/9382378

Divers break record, culling almost 47,000 crown-of-thorns starfish Volunteer divers cull a record number of almost 47,000 crown of thorns starfish in one week.

Whist it is very interesting the whale can imitate vocal sounds, the real question is, does the Orca ''understand'' what it is she is being asked to do/say?
Ps. I still do not agree to these mammals being kept in captivity.

Killer whale learns to imitate human speech in world first A killer whale has been taught by scientists to copy human speech.