The tiny water bacterium Caulobacter crescentus secretes a sugary substance so sticky that just a tiny bit could withstand the pull from lifting several cars at once. With an adhesive force of nearly five tons per square inch, this "glue" is one of nature's strongest.

What is the stickiest animal?

Geckos, in fact, have the stickiest feet of all living animals, but it's not all just to do with adhesive-like properties, but down to the millions of micro-folds in the feet of the gecko that provides a large area of surface contact.

What things are sticky?