![Lance-tipped Darner](/sites/default/files/2023-03/9361_AesconMT97-96.jpg)
Aeshna constricta
male, pond NW of Oroville, Okanogan Co., WA; 29 Aug 1997
blue dorsal spots turned violet in refrigerator (probably thermoregulatory adaptation to low temperature)
![Lance-tipped Darner](/sites/default/files/2023-03/9361_AesconMS97-96.jpg)
Aeshna constricta
male, pond NW of Oroville, Okanogan Co., WA; 29 Aug 1997
blue dorsal spots turned violet in refrigerator (probably thermoregulatory adaptation to low temperature)