The Things that had reached the ground, the rubber balls and diaries, the paperclips and tape measures, the cameras, pens and purses, were all jabbering away in their groups.
Now, hook two or three more paper clips on, it's hard to say how many we'll need, the idea is to get the diver to be almost all the way submerged but not quite.
The study finds that the Jurassic-era mammals - including the tiny Hadrocodium, whose skull was smaller than a paper clip - had brains that were two or three times larger than any mammal relatives before them.