Changes in bird behavior linked to climatechange ANUmedia PNASNews
It found that half of all changes to key physical and behavioral bird characteristics since the 1960s can be linked to
"We have shown that climate change is a major driver of these changes in the birds, but there is more at play here than we originally thought," lead author Dr. Nina McLean, from the ANU Research School of Biology, said. "These non-climate change driven factors could include urbanization, changing land use, habitat loss or introducingThe researchers analyzed three key traits as part of their study: the timing of egg laying, body condition of birds, and the number of offspring produced. All the data was collected by volunteers, otherwise known as citizen scientists.laid their eggs earlier because of climate change.
Dr. McLean said there are"winners and losers" of these environmental changes driven by rising temperatures.are clearly increasing their body condition and offspring number, whereas others are suffering from it.