Apart from food, what are the other things that could have been obtained from animals? What are the animals used for today?

Apart from food, animals provide:
(i) Skin, used for making clothes and bones which were used to make tools.
(ii) The blood was used for painting the walls of the caves.
(iii) The fat could be used to light the caves.
But today we use animals:
(i) To carry loads, for transportation, pulling the carts.
(ii) For medical purpose in which they are used for various new experiments before their application on human beings.