Such food, whether it be a neatly wrapped fly, or the body of the dead male, provides nutrients for the female, allowing her to produce bigger or more numerous offspring, to the ultimate benefit of the father's genes.

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And with the aid of thrusters and some dead-reckoning, the entry capsule will fly a path through the upper atmosphere.

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Stephen Jones' kick-off epitomised the Scarlets' season thus far - off kilter as the ball ran dead, bringing a scrum on half-way at which the Wales fly-half must have been relieved to see a free kick awarded against Ulster.

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When the characters fly through the air, the space becomes an actual medium, not a dead zone.

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