12 evidence that people do not always think only of themselves
People change the world every day: they build new high-rise buildings, lay highways, conduct electricity, create bridges and tunnels, drain ponds, cut down forests - and all this for their own comfort and personal gain. In all this frenzied cycle of changes in everything natural and created by nature, our lesser brothers suffer most. Often the world familiar to them is completely destroyed, and the environment as a result of human activity is unsuitable for life. But there are wonderful exceptions to the rules! We found the most striking and amazing examples of them.