Larval transport by adult Lasius morisitai was observed in nests of L. morisitai in a single tree of Abies sachalinensis in Obihiro, Hokkaido, Japan. Larval transport was observed on 21 June and from 29 September to 7 October 2022 during the day (8:00-11:00am and around 3:30pm), just after sunset (around 5:00pm), and at night (8:00-10:00pm).
https://ror.org/00p4k0j84 
