Resin, similar to the kind shown here, is used by the newly discovered caterpillar to build its cocoon. Ned Therrien/Visuals Unlimited/Corbis One little insect in Borneo is taking home defense to a ...

Caterpillars start out as tiny creatures. In the beginning they eat lots of food — just like the book “The Very Hungry Caterpillar” — and get bigger and bigger. Eventually the caterpillar will be ...