Increasingly restrictive health and safety legislation, combined with the number of unpleasant injuries sustained by people playing leapfrog with unicorns, has led to scaling-back of the unicorn breeding programmes.
Harry Potter and the use of Unicorn blood for sacred rituals.
Nobody wants to have fun anymore.
Nowadays there are very less unicorns left in zoos. Its very hard to find them forests too. What are the possible reasons for their extinction?