I have really enjoyed using the 100-400 as I have returned to photography after a hiatus. I appreciate Canon's low-cost options for wildlife photography, which make it more accessible to working-class people. Here are just a few of my favorites taken in the last year or so.
Douglas Squirrel on Vancouver Island
Canon EOS R10RF100-400mm F5.6-8 IS USM lens335mmf/8.01/400s3200 ISO0.0 EV
California Poppies in bloom
Canon EOS R10RF100-400mm F5.6-8 IS USM lens156mmf/8.01/800s200 ISO0.0 EV
Coyote at dawn
Canon EOS R10RF100-400mm F5.6-8 IS USM lens400mmf/8.01/640s3200 ISO0.0 EV