Long URL
https://s3.amazonaws.com/academia.edu.documents/44553917/Effects_of_male_removal_on_the_behaviour20160408-22719-1iym2ze.pdf?AWSAccessKeyId=AKIAIWOWYYGZ2Y53UL3A&Expires=1528838550&Signature=fUry4ePbS0egpj5XXHOvXcsCnXo%3D&response-content-disposition=inline%3B%20filename%3DEffects_of_male_removal_on_the_behaviour.pdf
Summary
Removed male Eastern Bluebirs to examine the importance of male parental care and the behavioural responses of unaided females to loss of male assistance