A discovery that must, simply must, have come as a bit of a surprise to Robert Hanus from the Institute of Organic Chemistry and Biochemistry in Prague has been that a newly identified species of termite have a defence system that brings to mind the computer game Lemmings.
When Neocapritermes taracua, a species of termite found in the rain forests French Guiana, workers grow old, they grow a sack of toxic liquid that they can explode onto enemies. Of course, this kills the worker.
For us over 30, here’s a bit of Lemmings (including an oh no!):