In this little book we have again given the initial steps of science rather than the expression of scientific results. Beginning with familiar forms of life, the pupil is led to see more clearly that which is about him, and then to advance into the realm of the unknown with assured steps, in the tried paths of investigation and comparison.
k at her.
2. In shape she is like the hen, only her legs are shorter and her body flatter. Her feathers are very thick, and next her skin she has a coat of soft down, which helps to keep her warm.
3. The duck's wings are strong, and she can fly to a great distance without being tired. Wild ducks fly a great many miles without resting.
4. The duck has no comb or wattles on its head, and its long bill is broad and blunt at the end. Its tail is short and pointed, and it has no drooping tail feathers. The duck has the same number of toes as a chicken, but its foot is webbed by a strong skin, which binds the toes together.
5. The duck is formed for swimming. It pushes itself along in the water, using its webbed feet for paddles. The down on its breast is filled with oil, so that no water can get through to the skin.
6. When in the water we will see the duck often dive, and stay under so long that we begin to fear it will never come up, and we wonder what it
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