Animal Habitats. Most animals inhabit the seas, with fewer in fresh water and even fewer on land. Animal Bodies. The bodies of most animals (all except sponges) are made up of cells organized into tissues. Each tissue is specialized to perform specific functions. In most animals, tissues are organized into even more specialized organs.
baller â(plural ballers) 1  A person employed to divide molten metal into separate balls before it is hammered out.
spacer (plural spacers) ( 1 sometimes science fiction) A person who works or lives in space. 2  An object inserted to hold a space open in a row of items, e.g. beads or printed type. 3  A bushing. ( slang) A forgetful 1  person. (medicine) A type of add-on device used by an asthmatic person to increase the effectiveness of a metered-dose inhaler.