Which unique trait makes beaver teeth strong for cutting?
A. Iron-rich enamel
B. Extra molars
C. Calcium coating
Iron-rich enamel strengthens beaver incisors for cutting wood.
Correct Answer: Iron-rich enamel
Which unique trait makes beaver teeth strong for cutting?
A. Iron-rich enamel
B. Extra molars
C. Calcium coating
Iron-rich enamel strengthens beaver incisors for cutting wood.
Correct Answer: Iron-rich enamel