Answer:
Long slim and slender. Dark as homemade thunder. Keen eyes and peaked nose. Scares the Devil wherever it goes.
Tall when seated, short when standing.
Though desert men once called me God, today men call me mad. For I wag my tail when I am angry. And growl when I am glad.
A blackbird similar to, but much bigger than a crow
People take me on walks and I run and have fun. What am I?
What is lighter than what it is made of?