They tend to talk to animals as they would to babies. It's an attempt to appear nonthreatening, I suppose.
high voices sound more like cute little baby animals
They use their high voice because they are high... high and talking to animals..
You can only read my above answer if you speak dog
OK I'll translate my answer for you: yes
Dogs are very long-winded as you can see
Idk I've always wondered. I really think they like it, because my dogs ears go up when I talk to him like a baby lol.
Animals tend to respond better to it.