Exited a 7 mm diameter drilled hole in spruce stump.
He poked his head out for a few minutes, then went back in for a few more. Then he came out, walked around a bit, and flew away.
stdClass Object ( [id] => 118 [k_id] => 1 [p_id] => 2 [sp_id] => 1 [c_id] => 7 [sc_id] => 1 [o_id] => 8 [so_id] => 1 [io_id] => 1 [supf_id] => 13 [f_id] => 32 [sf_id] => 40 [t_id] => 36 [st_id] => 0 [g_id] => 76 [sg_id] => 26 [s_id] => 58 [ss_id] => 4 [o_desc] => [o_time] => 1524780000 [inat_time] => 1524780000 [cat_id] => 27 [o_image] => [o_featured] => 0 [inat_url] => https://www.inaturalist.org/observations/11574215 [inat_image_url] => https://inaturalist-open-data.s3.amazonaws.com/photos/16530852/large.jpeg [o_short_desc] => [lowest_level] => ss_id [llid] => 0 [cultivated] => 0 [introduced] => [good_image] => 1 [pollinating] => 0 [pollinating_level] => [eco_interaction] => 0 [gender] => [research_grade] => 0 )
Osmia lignaria propinqua