(1) We usually do not think of animals talking, but they do make sounds. Some fish can make sounds by grinding together the bony parts of their throats. (2) The chirping of a bird is made when he forces air through his throat. (3) Birds can also make drumming sounds with their feathers. (4) The rattle of a rattlesnake is also an example of communication.
4
Select the correct answer.
Choose the sentence that is not logically connected in the paragraph.
A.
1
B.
2
C.
3
D.
4