What is the scientific name for a beaver?
The scientific name for the North American beaver is Castor canadensis, while the scientific name for the Eurasian beaver is Castor fiber.
Complete the following task based on the instruction and optional input provided.### Instruction:
What is the scientific name for a beaver?

### Output:
The scientific name for the North American beaver is Castor canadensis, while the scientific name for the Eurasian beaver is Castor fiber.