Bunnies:

Dusty: "Dus" "Diddly Dust" "Boo Boo Boy"
Austin: "Aus" "Aussie"
Jack: "Jacky" "Jacker"
Cinnabun: "Cinn" "Cinnabuhoney"
Autumn: "Autty"
Sophie: "Soph" "Sophia"
Maggie: "Mags" "Maggie May" "Maggie Moo"

Cats:

Squeekers: "Squee" "Squeeky-Pie"
Misty: "Mist" "Missy Mist"