Superb starlings (Lamprotornis superbus) demonstrate ‘reciprocity,’ helping each other with the expectation that the favor will eventually be returned, according to new research. A family of superb starlings (Lamprotornis superbus) at Wilhelma Zoo in Stuttgart, Germany; the paler colored juvenile is in between the two adults. Image credit: Dennis Irrgang / CC BY 2.0. The superb starling is a species of passerine bird in the starling family Sturnidae. This...
