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Wed, Jun 10 05:58 PM

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SciencePhys.org1h ago

Acoustic environment may explain why some bird songs outlast others

From melodic morning choruses to territorial songs that echo through forests and grasslands, birds rely on vocalizations to communicate, attract mates and defend valuable habitat. For songbirds, these vocal displays are not simply inherited instincts. Like human language, many bird songs are le...

SciencePhys.org21h ago

Wild bird eggs reveal pollutants' environmental footprints

Monitoring the eggs of wild birds like the bearded vulture and the imperial eagle over a decade reveals the accumulation and persistence of environmental pollutants in ecosystems. At first glance, a wild bird's egg represents the continuity of the species. However, it can also serve as a chemic...