Goldfish vision vs human vision: what is different?
Sees 4 kinds of colour; you see 3. Sees about 21 times less detail than you. Drag the line to see the difference, then try both on your own photo.


A simulation made from published eye studies. Not what the animal feels.
Head to head
- Sees 4 kinds of colour; you see 3.
- Sees about 21 times less detail than you.
- A goldfish takes in fewer snapshots of the world each second than you: about nine tenths as many.
Play today's Guess the Eye: can you tell whose eyes are whose?
More face-offs: all face-offs. How does the goldfish see? ยท How does the human see?
The science behind it: the numbers and studies for the goldfish