Found these videos from from a company in Germany called Festo that does pneumatic technology. They have made a few robots that imitate life. Fabulous piece of work, art?

It looks like they have helium filled balloons that are then controlled by robotics. Here are two beautiful examples:

This is a video of three majestic penguins flying (swimming).

This is one of a jelly fish.

They also came up with one which has more obvious practical uses like this robotic arm that emulates an elephants trunk.

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