As anyone who has ever been amazed by how well an underwing moth blends in with the bark of a tree upon which it has perched or has been startled by a grass snake suddenly moving from its frozen posture just prior to being stepped upon can well attest, some animals possess astonishingly effective concealing coloration. Some – but not all. Why?

It’s a question Judy Diamond and Alan Bond take up – along with a number of other related and equally fascinating ones – in their recently released book from Harvard University Press titled Concealing Coloration in Animals.

Expect a complete review of it here in the very near future.