Even dolphins, playful and curious though ... “I want to examine whether killer whales, manatees and other creatures also yawn in water,” said Akiko Enokizu, a member of the team who is ...

Swimmers have also been warned of the dangers posed by the wild creatures - and have been instructed to avoid any in the water. It is not currently clear what species of dolphin was involved in ...

California waters have been teaming with wildlife in recent weeks, bringing unexpected appearances to the delight of ocean ...