Reuse of nests in the Great Reed Warbler Acrocephalus arundinaceus: A behavior to save time and energy and to deter nest parasites?

Abstract

The extent of parental care and investment varies across different animal taxa, while some species leave offspring on their own, others stay until young grow to be independent from their parents (Fromhage (2017). While some animals search for a shelter for offspring rearing (e.g., cavities, burrows) in their environment, others create shelters by constructing them (e.g., holes in the ground,