Amphibian eyes have a nictitating membrane, a tympanum represents the ear, and their alimentary, urinary, and reproductive tracts open into a common chamber called cloaca.
Amphibian eyes have a nictitating membrane, a tympanum represents the ear, and their alimentary, urinary, and reproductive tracts open into a common chamber called cloaca.
| Text | in amphibia The eyes have special covering known as nictating membrane. A tympanum represents the ear. Alimentary canal, urinary and reproductive tracts open into a common chamber called cloaca which opens to the exterior |
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