Excerpt
From the introduction:

"There are a lot of strange creatures in the world - just look at the frog or the whelk - but not many are as completely ODD as the crab. If you think that the curled up red coloured crabs you see at the fishmonger’s are odd enough, then just wait until you see some of the deranged and ridiculous
crabs in this book."

"If you are reading this for the first
time then turn to the next page to find out about some really BIG crabs. Otherwise, you can go straight to your favourite crab by using the diagram on the left..."