Answer:
European immigrants ensured these Eastern cougars were killed at every opportunity to protect themselves and their domestic animals
Step-by-step explanation:
Eastern cougars are of the cat family. They once existed in the United States. Their appearance looks like Lion. These animals were however killed by the European immigrants at such rates that it influences how quickly they went into extinction.
The reason for the killing of these animals is that the European immigrants considered these animals dangerous to their lives and that of their domestic animals