The acorn woodpecker, Melanerpes formicivorus, a woodpecker of southwestern North America, noted for its habit of inserting acorns in holes which it drills in trees.

Any shrimp of the family Alvinocarididae that inhabit deep-sea hydrothermal vents.

The convection (carriage) of contents of a fluid, such as mass or (especially) heat, by means of currents induced in the fluid by a force which is not dependent on density changes in the fluid indu...

plural of East