Assertion: bullfrog's eardrum | /r/HasProperty | tympanum
Facets:
Source sentences:
text: The male and female bullfrogs are distinguished by the size of the external eardrum (tympanum).
text: Bullfrogs are typically green, grayish brown, and yellow with black and brown spots and are marked by their circular eardrums, called tympanum, on either side of their heads.
text: Instead, they have an eardrum called the tympanum that sits just behind each eye.
text: Very large eardrum (tympanum): at least as large as the eye in females and twice the size of the eye in males.