Citizens were at random-assigned to procedures, balancing assignment between the services and you may men and women

Citizens were at random-assigned to procedures, balancing assignment between the services and you may men and women Varieties, housing and you can playback actions The black colored-capped chickadee try a little (several grams) songbird resident seasons-round throughout southern Canada, and therefore resides in small territorial flocks more cold weather. Male and female chickadees browse and voice the exact same, and also in the newest non-reproduction season the behaviour try identical, in a way that brand new men and women is only able to become discriminated from the a slight difference in side size 33 . The brand new instant anti-predator solutions off chickadees to playbacks off predator vocalizations and you may conspecific alarm calls was indeed...