Question: Chimpanzees dig for insects with sticks; what is another example of using tools?
Choices:
text: birds using twigs to build nests
label: A
text: otters using rocks to open clams
label: B
text: anteaters using their tongue to catch ants
label: C
text: koalas using their pouch to hold infants
label: D
Answer: B
Fact: An example of using tools is a chimpanzee digging for insects with a stick