- Which one is more efficient lungs or gills?
- Which animal breathes through gills?
- What is the lowest calorie fish?
- Why are gills highly branched?
- Can you eat fish gills?
- How do you remove fish gills?
- Are gills permeable?
- How do gills increase surface area?
- Is it illegal to flush a fish down the toilet?
- Do sharks gills?
- Can you survive on fish alone?
- Is crispy fish skin healthy?
- Can a fish feel pain?
- Can fish recognize you?
- How do gills help breathing?
- Can a fish survive in milk?
- Why do lungs work better than gills in air?
- Why do gills collapse in air?
- Why are fish gills rich in blood?
- What is the advantage of having gills?
- What are fish gills used for?
Which one is more efficient lungs or gills?