Question

The main reason behind extinction of Steller’s sea cow, passenger pigeon is

• A. alien species invasions
• B. co-extinctions
• C. over-exploitation
• D. Epidemic disease

Answer 1

The correct option is C over-exploitation

The main reason behind extinction of Steller's sea cow and passenger pigeon is over exploitation by humans.

Currently many marine fish populations around the world are over harvested, endangering the continued existence of some commercially important species.