One pint-sized ocean rescue has been stealing hearts online for nearly a decade — and may even have the power to change how you think about plastic pollution. In a YouTube video that has racked up ...

A video of divers persuading a coconut octopus to trade a dangerous plastic cup for a shell has resurfaced online, drawing over 20 million views. Filmed off Lembeh, Indonesia, in 2018, the rescue ...

Octopuses have been observed carrying coconut shells in what researchers claim is the first recorded example of tool use in invertebrates. “This octopus behaviour was totally unexpected,” says Julian ...