Can you cross a kangeroo with a sheep to get a wooly jumper?

Published: Feb. 27, 2012, midnight

b'As the joke goes.....if you cross a kangaroo with a sheep you get a wooly jumper. Is it now possible with modern techniques to cross different animals to make one completely new species? Plus we ask will the plastics in the oceans ever degrade? Like this podcast? Please help us by supporting the Naked Scientists'