Which is a bird or fish: Redfin perch, Red-breasted merganser
Red-breasted merganser is a bird, Redfin perch is a fish
### Instruction: Which is a bird or fish: Redfin perch, Red-breasted merganser
### Context: 
### Answer: Red-breasted merganser is a bird, Redfin perch is a fish</s>