130
When used for researches on of learning and
memory, the octopus is a more interesting
subject than the squid. Unlike the free-swimming squid, which relies exclusively on its eyes to guide
it to a tasty fish or crab, the octopus often feeds off the bottom of the sea. It uses not only its eyes but
its tentacles to identify a likely meal. The brain of the octopus has two separate memory-storage
areas - one for visual memories and one for tactile memories.
64. In the passage it is stated that the squid finds its food__________.
A) by sight only
B) by touch only
C) both by sight and by touch
D) in none of the ways described above
E) digging holes
65.
The passage is mainly about
.
A) a new way of feeding fish
B) biological differences between two animals
C) how to go deep-sea fishing
D) a warning to deep-sea tlivers
E) the differences between biology and zoology
66.
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