It has happened that I came a cross that thing many times yet I always end up seeing how it looks like and read a little more about it but every time I will be left speechless trying to spell its name, I feel like it's complicated so better calling it water bear.
Living in deep seas is only for some organisms that can bear such tough circumstances, that not any other organism can face or bear.
RE: Interesting facts about Tardigrades(water bears)