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Writer's pictureLalit Kishore

Birds' alarm signals on seeing an intruder

If one bird spots danger and raises vocal alarm signals, other species often flee.


The parental alarm calls in shrill tits to warn their babies to hide


Micro-video of rabbit as an intruder in a territory near tree




At times birds call to mark their territory and breed, raise alarm on scaring away the intruders.


A bird's an alarm signal is an anti-predator adaptation in response to danger as a part of their evolutionary process..


Many birds have elaborate alarm calls for warning con-specifics


Some birds are shameless eavesdroppers. They tend to listen and react to the calls of other species.





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