Jellyfish are one of the few animals which we can firmly stick on the 'terrifying' list, without also occasionally finding them cute or loveable.
This GoPro video of a massive school of moon jellyfish off the coast of Denmark captures the reasons why we feel that way more effectively than anything else we've seen lately.
The video, taken by Kenneth Pagh near to Langeland Island, and posted to YouTube, shows a frankly horrifyingly massive school of the little beasties swimming with no apparent purpose, just like the rest of their kind…