Complex sentence: The new nest sites are within a few hundred meters of the mother nest to allow continued contact with the mother nest, which can last from a week up to six months for "T. angustula", which is longer than many other bee species.
Split into simpler sentences: The new nest sites are within a few hundred meters of the mother nest to allow continued contact with the mother nest. Contact with the mother nest can last from a week up to six months for "T. angustula", which is longer than many other bee species.