from the GNU version of the Collaborative International Dictionary of English
- n. the European long-tailed titmouse; -- so called from the shape of its nest.
from The Century Dictionary and Cyclopedia
- n. A name of the long-tailed titmouse, Parus caudatus or Acredula caudata: so called from its curious large, pensile, bottle-shaped nest. See cut under titmouse.
Sorry, no etymologies found.