4The Giant SiphonophoreThis might not be an individual, exactly. Scientists are calling it an “entity.”The Apolemia, drifting deep in the sea like a long piece of undulating rope, is usually considered a colony of clones. If laid straight, it can be more than half the length of a football field, and is very likely the longest animal … er, entity … ever found.

Source: New York Times January 02, 2021 15:56 UTC