How amphibians see
15 amphibians have at least one vision value measured in the species itself. The ranges below use measured values only.
- Colour receptor classes, measured in 13 species: 1 to 4.
- Acuity, measured in 1 species: 2.8 to 2.8 cycles per degree.
- Flicker fusion, measured in 3 species: 12.8 to 30 Hz.
Measured values by dial
| Dial | Species with a measured value |
|---|---|
| Colour | 13 |
| Sharpness | 1 |
| Field of view | 0 |
| Sharp zones (foveas) | 0 |
| Night vision | 15 |
| Motion (flicker fusion) | 3 |
Vision types in this group
- Amphibian motion detector: 15 species
Featured
All amphibians with pages
| Species | Measured dials | Vision type |
|---|---|---|
| Northern leopard frog Lithobates pipiens | colour, sharpness, night vision | Amphibian motion detector |
| Tiger salamander Ambystoma tigrinum | colour, night vision, motion (flicker fusion) | Amphibian motion detector |
| African clawed frog Xenopus laevis | colour, night vision | Amphibian motion detector |
| American bullfrog Lithobates catesbeianus | colour, night vision | Amphibian motion detector |
| Asiatic toad Bufo gargarizans | colour, night vision | Amphibian motion detector |
| Bufo toad Rhinella marina | night vision, motion (flicker fusion) | Amphibian motion detector |
| Common frog Rana temporaria | colour, night vision | Amphibian motion detector |
| Common toad Bufo bufo | colour, night vision | Amphibian motion detector |
| Crab-eating frog Fejervarya cancrivora | colour, night vision | Amphibian motion detector |
| Green and black poison frog Dendrobates auratus | colour, night vision | Amphibian motion detector |
| Green frog Lithobates clamitans | night vision, motion (flicker fusion) | Amphibian motion detector |
| Phantasmal poison frog Epipedobates tricolor | colour, night vision | Amphibian motion detector |
| Rough-skinned green treefrog Boana cinerascens | colour, night vision | Amphibian motion detector |
| Strawberry poison frog Oophaga pumilio | colour, night vision | Amphibian motion detector |
| Tiger-striped leaf frog Callimedusa tomopterna | colour, night vision | Amphibian motion detector |