1. Seeds are dispersed by animals in many ways.

2. In case of fleshy fruits, the fruit is eaten by animals while some dry fruits, with specialized structures like hooks, thorns, hairy parts, get stuck to the bodies of animals and get carried to distant places.
3. We find such seeds in some kind of grass plants.
4. We notice some kinds of fruits or seeds getting stuck to our clothes when we walk through fields and bushes.
5. They have hooks or thorns on them.