Examlex
Meteor showers are the result of collisions between asteroids.
Acoustical Signals
Sounds or vibrations used for communication or detection in various organisms and technologies.
Chemical
A substance produced by or used in a chemical process.
Visual
Relating to the sense of sight, involving the ability to see, or the processing of visual information by the brain.
Right Whales
A group of large baleen whales with distinctive callosities on their heads, facing numerous threats leading to their status as endangered species.
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