CONTROVERSY still simmers over what caused the extinction of the dinosaurs. The spectacular favourite, at the time of writing, is an asteroid splashing down off Mexico’s Yucatan peninsula, but there’s always the chance that the main rival theory could erupt onto the scene again in a resurgence of lava flows across India’s Deccan Traps.
Skulking between these giant theories – almost, we are tempted to say, like a proto-mammal evading the saurian giants – is another, put forward somewhat shyly by the makers of the 3D Imax dinosaur movie imaginatively entitled Dinosaurs 3D.
What’s that theory, then? A colleague, one rainy day in London, decided to sample…
