What is "philetaerus socius"

Republican \Re*pub"lic*an\ (r?-p?b"l?-kan), n.

1. One who favors or prefers a republican form of government.

2. (U.S.Politics) A member of the Republican party.

3. (Zo["o]l.)

   1. The American cliff swallow. The cliff swallows build their nests side by side, many together.

   2. A South African weaver bird ( Philet[ae]rus socius). These weaver birds build many nests together, under a large rooflike shelter, which they make of straw.

      Red republican. See under Red.