Today,rising temperatures are causi

Today,rising temperatures are causing some birds to migrate earlier each spring.Such research remains in its infancy,Someveille says,because there isn't a unified understanding of how different species react to climate change globally.Still,rapid behavior modifications over the past few decades remind us that some birds can shake up their strategies quite dramatically.Connecting long-distance animal migrations with biological processes might help scientists understand those transitions,whether it be now or many millennia ago.As study author and Yale University ecologist Walter Jetz puts it:"It's of central importance for supporting a sustainable planet.