The same as Rickyrick
Open reed mouth calls. I also have some calls from Arizona Predator they are closed reed calls but work well.
A lot of calls on this site, most are mp3.
The fawn killers are into their breeding season now, you may see more than one at a time.
.223 22-250 .243--anything, shot one with a 45-70 T/C contender once.
10-12ga. #2 copper plate shot ---#4-2-0-00 Buck