Possibly E. frater albopilosa?
Bumble bee pictured on Opuntia at Botanical Gardens near Avalon, Catalina Island.
Cuckoo bee? Same location as observed this past Saturday, 5/4/24.
On Eriogonum fasciculatum. Cuckoo bee? Same location as observed this past Saturday, 5/4/24.
Cuckoo bee of some sort? Very small.
Observed two different bees circling together low to the ground of a dry creek bed. This one had long mandibles and consistently landed on Salvia mellifera leaves. Other bee (Tribe Osmiini) obs: https://www.inaturalist.org/observations/214279955
On Clearwater Cryptantha. This bee strafed these flowers twice, without staying long enough for a decent photo.
Note the little cow horns. Not sure any others around have those. Was trapped in a window.