<Table> Nickel <Tr> <Td_colspan="2"> Canada </Td> </Tr> <Tr> <Th> Value </Th> <Td> 0.05 CAD </Td> </Tr> <Tr> <Th> Mass </Th> <Td> 3.95 g </Td> </Tr> <Tr> <Th> Diameter </Th> <Td> 21.2 mm </Td> </Tr> <Tr> <Th> Thickness </Th> <Td> 1.76 mm </Td> </Tr> <Tr> <Th> Edge </Th> <Td> smooth (plain) </Td> </Tr> <Tr> <Th> Composition </Th> <Td> 94.5% steel, 3.5% Cu, 2% Ni plating </Td> </Tr> <Tr> <Th> Years of minting </Th> <Td> 1858--present </Td> </Tr> <Tr> <Th> Catalog number </Th> <Td>--</Td> </Tr> <Tr> <Th_colspan="2"> Obverse </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Design </Th> <Td> Elizabeth II, Queen of Canada </Td> </Tr> <Tr> <Th> Designer </Th> <Td> Susanna Blunt </Td> </Tr> <Tr> <Th> Design date </Th> <Td> 2003 </Td> </Tr> <Tr> <Th_colspan="2"> Reverse </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Design </Th> <Td> Beaver sitting on a rock </Td> </Tr> <Tr> <Th> Designer </Th> <Td> G.E. Kruger Gray </Td> </Tr> <Tr> <Th> Design date </Th> <Td> 1937 </Td> </Tr> </Table> <Tr> <Td_colspan="2"> Canada </Td> </Tr>

What is on the back of a canadian nickel