Crafty cuttlefish change colour to outwit mating rivals
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Crafty cuttlefish change colour to outwit mating rivals

Some male cuttlefish use a clever trick to evade bigger rivals when competing for a mate - they change colour to look female.

Marine expert Sheree Marris witnessed this crafty cross-dressing while filming thousands of cuttlefish converging in the shallows off Australia's southern coast.

Video: Sheree Marris

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