Not many creatures can (1) ... alive in the freezing cold of the far north. However, there are a number of creatures which (2) ... to survive in places where the temperatures can fall as (3) ... as minus 28 degrees. One of the most remarkable of these creatures is the Alaskan wood frog. When it gets (4) ... cold in the winter months, up to two thirds of the water in the frog’s body actually freezes. But once the days begin to (5) ... slightly warmer in spring, the frogs thaw out (от­та­и­вать) again. Scientists have long been trying to discover the process that makes this rebirth (воз­рож­де­ние) (6) ... and now they have discovered how it is done. The frogs produce a chemical in their body that (7) ... the antifreeze that people use to (8) ... their cars from freezing. This chemical in the frog’s body (9) ... in a very similar way in (10) ... to protect its most important organs.