Canberra Times: OYSTERS, lobsters, mussels, sea urchins and abalone could be wiped off the menu by global warming, an Australian scientist warned yesterday. Jane Williamson, a Macquarie University marine ecologist, made the prediction after discovering that climate change is likely to take a dramatic toll on the ability of sperm from many marine creatures to swim to and fertilise eggs shed in the water. Even if sperm can find and fertilise the eggs, …