Red-necked Phalarope (image) Wildlife Conservation Society Caption With earlier springs, Arctic Alaska shorebirds like this red-necked phalarope feeding in a small Arctic pond, need to adjust their migratory calendars to breed earlier and earlier. Such adjustments for these international migrants have unclear effects on their capacity to balance other seasonal demands in other parts of the world. Credit Steve Zack Usage Restrictions for one time use in reporting this story Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.