8. What are the differences in the winter and summer habits of the chickadee?

9. Do you know the "phœbe" note of the chickadee?

10. Where do these birds build their nests and of what material?

11. What are the colors and markings on the eggs?

12. When is the nesting season?


LEAFLET XXVI.
THE WHITE-BREASTED NUTHATCH.[35]
By ANNA BOTSFORD COMSTOCK.

The busy nuthatch climbs his tree, Around the great bole spirally, Peeping into wrinkles gray, Under ruffled lichens gay, Lazily piping one sharp note From his silver mailèd throat.

—Maurice Thompson.