How long do slugs live, and how strong is a crocodile’s bite?

We explore the curious questions that science can answer

These jaws are strong enough to easily crush the skull of a pig (Getty)

How long do slugs live?

The life expectancy of slugs varies greatly, depending on type, size and so on. But in general, very small slugs live about six months, while very large slugs can live for between eight and 10 years.

Is it true that wombats produce square faeces? And which way do their pouches open?