Which is one of the longest known animals?
Correct answer: Bootlace worm "Lineus longissimus"

Drewski
Aren't these all some of the longest known animals?

roystone
This question should read which of these is the longest in length ?

ski
The question isn't phrased correctly

WhoLetTheDogsOut?
Saw the picture and thought it was either a Japanese noodle or a worm…..

Anya
Where do they find these? That would be nice to know in the answer.

Mike
The animal known for longest would be "longest-known ".

Player #120271469
roystone, as opposed to what?

Richard
these are all one of the longest animals! This question makes no sense at all!