Sponges do not appear to be very intelligent, but new research published in the journal Current Biology suggests that they are master builders and use a dynamic strategy in building up their “pole-and-beam structured skeleton”.
No wonder they inspire bioengineering and robotics.
Nakayama, Sohei et al. 2015. Dynamic Transport and Cementation of Skeletal Elements Build Up the Pole-and-Beam Structured Skeleton of Sponges. Current Biology 25: 1–6.