The mystery of how the world’s largest living reptile – the estuarine crocodile – has come to occupy so many South Pacific islands separated by huge stretches of ocean despite being a poor swimmer has at last been solved by a group of Australian ecologists. Publishing their new study in the British Ecological Society’s Journal of Animal Ecology, they say that like a surfer catching a wave, the crocodiles ride ocean currents to cross large areas of open sea.
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