Good shots whatever the gear. I have never seen one but I think it is Hummingbird Hawk-moth.
Great shots! Congrats.I went for a walk in the inner city and met an "old friend". I've been waiting since 2018 to meet it again. Sadly I had neither a macro nor the RF100-400 in my bag, just the RF24-205L
R5 @ 1/3200, f/10, Iso 10 000