The fast-declining winghead shark – a species of hammerhead – has also proved vulnerable to unregulated fishing, due to its distinctive shape which lends itself to entanglement in fishing nets.

If representation and recruitment is an objective, self-styled mavericks like Kelly and his Queensland sidekick George Christensen have some utility.

A bounded linear operator T∈L(X), defined on a complex infinite dimensional Banach space X, is said to be normaloid if |T|=r(T),r(T) the spectral radius of T.

It was time to dress the windows for Christmas again.