Gently stroke her hand across the fur of a friendly dog or cat and describe what you're feeling: "Isn't Max's coat soft? Touch his floppy ears."
Post a few photos of animals on the fridge, then point to them while you make the matching noises. Enough braying and soon your baby will be able to recognize a donkey on her own.
Play doggy by crawling on your hands and knees behind your baby and barking (softly!) at her. She'll think it's hilarious.
Explore a farm or zoo together, where watching you feed a goat is entertainment enough.