what the heck is this?!? Friend or Foe? TIA :)

[Colorz]

Found 4 of these while cleaning tank today. Then I had to stare at the rocks to see if I found anymore - did see another 1.

Pic and quick video included to let me know if these are a
Friend or Foe??

Advice most appreciated

 

[T-J]

Friends!
They're mini brittlestars. They'll stay that size.

 

[Dolphins18]

Baby brittle star, friend.

 

[Colorz]

Ahhhhh! Great to hear!!!!
Thanks heaps

 

[Billdogg]

^^^What they said!!!^^^

A very important part of the CUC. They get in to all the little nooks and crannies in the rock to help clean the tank.

 

[Uncle99]

DT snacks.