Answer:
I am a rodent that people sometimes keep as pets. I love cheese and have a long tail. What am I?
A nutcracker up in a tree
I am known for my beautiful mane and people ride on my back. What am I?
Stealthy as a shadow in the dead of night, cunning but affectionate if given a bite. Never owned but often loved. At my sport considered cruel, but that's because you never know me at all.
I am a large mammal that lives in the ocean and sprays water from a blowhole. What am I?
I have feet on my head