Juvenile white-throat maybe

I pegged this as a white-throat, because it looked exactly identical to the white-throats from a couple days ago. However, I’m told by an experienced birder this is a juvenile white-crown (which do look pretty much identical to juvenile white-throats).

   8 October 2023
   Lost Lagoon
   ILCE-7RM5
   1/1250s    f/5.6   400mm   ISO 800
A juvenile White-throated Sparrow, probably; it has brown stripes on the top of its head, and an overall brown body with marbled wings. It is foraging in short grass. Some of the feather on the back of its head are oddly raised