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Article
Heather J. B. Brooks, Auteur ; Todd M. Freeberg, AuteurTufted Titmice Baeolophus bicolor are a well-studied species known for their gregarious nature and complex communication system. Black-crested Titmice B. atricristatus are a closely related species, but much less is known about their communicati[...]
Article
Indrikis A. Krams, Auteur ; Tatjana Krama, Auteur ; Todd M. Freeberg, Auteur ; Ronalds Krams, Auteur ; Kathryn E. Sieving, AuteurPredation is an essential factor affecting prey populations, yet attacks are notoriously difficult to observe in real time. Here, we provide descriptive data about the attack behavior of Eurasian Sparrowhawks (Accipiter nisus) and the escape tac[...]
Article
Todd M. Freeberg, Auteur ; Indriķis Krams, AuteurIn some avian species, individuals spend most of their lives in complex social groups. A recent hypothesis argues that social complexity will drive complexity in signaling systems. According to this hypothesis, individuals living in more complex[...]
