Humans are a noisy species. Think about our amplified music, our cars and trucks, construction equipment, chainsaws, aircraft, wind farms and snowmobiles. There is no doubt that humans alter the ...
The NJ DEP has received over 1,100 calls for dead wild birds. Harsh winter conditions and possible bird flu are suspected ...
Warble duets seem linked to active territory defense. Physical fights in the wild were always preceded by warble duets. Playback experiments also showed that parrots increased warble duets when ...
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