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Observations of cetaceans in the wild have provided some insights on their l
Observations of cetaceans in the wild have provided some insights on their l
游客
2024-01-03
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问题
Observations of cetaceans in the wild have provided some
insights
on their learning abilities. Several bottlenose dolphins off western Australia, for instance, have been observed carrying large cone-shaped sponges over their beaks. They supposedly use the sponges for protection against stingrays and other
hazards
on the bottom as they search for fish to eat. This is the first record of the use of tools among wild cetaceans. [br] Scientific observations show that cetaceans are able to do all of the following EXCEPT
选项
A、use natural objects as tools for self-protection
B、produce complex sounds through their blowholes
C、answer spoken questions
D、distinguish between very similar spoken sentences
答案
C
解析
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