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Question
Rodents are small animals with robust bodies, short limbs, and long tails. Rats, squirrels, porcupines, beavers and guinea pigs are rodents. They use their sharp 'X' to gnaw food, excavate burrows and defend themselves. Identify 'X'.
Rodents are small animals with robust bodies, short limbs, and long tails. Rats, squirrels, porcupines, beavers and guinea pigs are rodents. They use their sharp 'X' to gnaw food, excavate burrows and defend themselves. Identify 'X'.
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Solution
The correct option is A Incisors
- Rodents are characterised by two continuously growing incisors in the upper and lower jaws which must be kept short by gnawing. The differential wear from gnawing creates perpetually sharp chisel edges.
- Common rodents include mice, rats, squirrels, chipmunks, porcupines, beavers, hamsters, and guinea pigs.
- Rodents are characterised by two continuously growing incisors in the upper and lower jaws which must be kept short by gnawing. The differential wear from gnawing creates perpetually sharp chisel edges.
- Common rodents include mice, rats, squirrels, chipmunks, porcupines, beavers, hamsters, and guinea pigs.
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