1.   One woman looked as if she was carrying ice-skates, and Maybe that meant that the lake should be frozen.

2.   The lake is frozen all winter, but it usually thaws in March.

3.   If the lake is frozen, look in the trees above small groups of ducks, which use small open pockets of water.

4.   Moosehead froze over at the end of December, and some smaller lakes were frozen by November.

5.   The attack occurred after a cold snap had frozen the lake, denying the birds the natural protection of water.