Complex sentence: In laboratory tests, when slaves were removed from colonies of "Formica sanguinea" and "Polyergus rufescens," the behavior of "F. sanguinea" changed dramatically within 30 days of slave removal, with workers becoming self-sufficient at feeding and brood care.
Split into simpler sentences: In laboratory tests, slaves were removed from colonies of "Formica sanguinea" and "Polyergus rufescens". The behavior of "F. sanguinea" changed dramatically within 30 days of slave removal, with workers becoming self-sufficient at feeding and brood care.