The Portland Audubon Society reported that it had 100 hawks admitted to wildlife care centers during the final week of June when temperatures were as high as 116 degrees.... Portland Audubon This hawk fled the nest due to the heat wave in Oregon.... Other birds have showed signs of overheating, such as mouth breathing and longer sleep periods, according to Compton. Nesting season usually takes place between April and June in the West Coast, according to the Audubon Society....