<Tr> <Td> </Td> <Td> <Table> <Tr> <Td> </Td> <Td> <P> Blanford's fox </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> <P> Fennec fox </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> </Table> </Td> </Tr> <Table> <Tr> <Td> </Td> <Td> <P> Blanford's fox </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> <Tr> <Td> </Td> <Td> <P> Fennec fox </P> </Td> </Tr> <Tr> <Td> </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> <P> Blanford's fox </P> </Td> </Tr> <P> Blanford's fox </P>

Why are arctic foxes white in the winter