From giant gelatinous squid egg balls to this siphonophore that seems to stretch on forever, we're still discovering wild and wonderful new sights in the deep.

Some compared it to a UFO, while others thought it looked like a giant heap of silly-string. The discovery was breathtaking on many counts — it was the first siphonophore sighting in that area ...

As Tessa Koumoundouros reports for Science Alert, researchers recently captured this footage of a giant Apolemia siphonophore off the coast of West Australia. With an estimated 49-foot-wide ...

"Check out this beautiful *giant* siphonophore Apolemia recorded on #NingalooCanyons expedition. It seems likely that this specimen is the largest ever recorded, and in strange UFO-like feeding ...

"This siphonophore is the coolest one we have encountered to date, simply due to the fact it was colossal, around three to five meters long," filmer and marine biologist, Alexander Semenov wrote.

One example of siphonophore feeding was captured by marine biologists in western Australia in 2020. They discovered a 150-foot giant siphonophore (Praya dubia) in a "doom spiral," which traps ...

“Check out this beautiful *giant* siphonophore Apolemia recorded on #NingalooCanyons expedition,” read a Monday Twitter post by the Schmidt Ocean Institute, noting its “strange UFO-like ...

The Schmidt Ocean Institute‘s expedition has found a giant siphonophore, which is closely related to a jellyfish. This creature could be the largest ever recorded since it has an outer “ring ...

since powerful currents close to the surface can shred siphonophore colonies apart. Giant siphonophores arrange themselves in long stem structures. These structures are composed of chains of several ...

Scientists estimate that the siphonophore they discovered is at least ... glass sponges and the first giant hydroids ever found in Australia. Two New Species of Mysterious Deep Water ‘Saw ...

Check out this beautiful *giant* siphonophore Apolemia recorded on #NingalooCanyons expedition. It seems likely that this specimen is the largest ever recorded, and in strange UFO-like feeding ...

Given it took so long for humans to set eyes on this ginormous siphonophore, it raises the question, are there more giant animals humans haven't discovered yet? The answer is almost certainly yes.