The Evolution of Urgency‐Based and Functionally Referential Alarm Calls in Ground‐Dwelling Species

A major evolutionary force driving functionally referential alarm calls is the need for different strategies to escape various predator types in complex structured habitats. In contrast, a single escape strategy appears to be sufficient in less‐structured open habitats, and under such conditions urg...

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Veröffentlicht in:	The American naturalist 2009-03, Vol.173 (3), p.400-410
Hauptverfasser:	Furrer, Roman D., Manser, Marta B.
Format:	Artikel
Sprache:	eng
Schlagworte:	Acoustic Stimulation Acoustics Alarms Animal and plant ecology Animal Communication Animal vocalization Animal, plant and microbial ecology Animals Biological and medical sciences Biological Evolution Birds Escape Reaction Evolution Foraging Fundamental and applied biological sciences. Psychology General aspects Ground squirrels Habitats Herpestidae - physiology Mammals Microphones Predation Predators Predatory Behavior Sciuridae - physiology Snakes Species Specificity Spermophilus Squirrels Suricata suricatta Sympatric species Wildlife habitats Xerus inauris
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