Then, in 2016, they spotted two live ruby sea dragons in the wild for the first time. Now, the team has released that rare footage, which reveals something peculiar: the ruby sea dragon is missing ...

Footage showed the Mi-8 chopper desperately shooting out flares as the missile, an R-73 'Sea Dragon', chased it down. After being hit by the missile, the Mi-8 can be seen crashing into the sea.