Using the example of the lizard from the lecture explain two benefits of subsurface locomotion

Speaking topics in text

Using the example of the lizard from the lecture, explain two benefits of subsurface locomotion.

Speaking recording
Votes
Average: 8.3 (2 votes)
This speaking topic by users
Post dates Users rates Contents
2018-05-21 Elena Cristina 66.00 Check this speaking
2019-12-12 Bobby1987 83.00 Check this speaking
2019-12-12 Bobby1987 78.67 Check this speaking
Speaking category
Speakings by user Bobby1987 :

Comments

Attributes: Values AverageValues Percentages(Values/AverageValues)% => Comments

Performance on vocabulary words:
No of characters: 790.0 578.828451883 136% => OK
No of words: 198.0 151.265690377 131% => OK
Chars per words: 3.9898989899 3.82278263415 104% => OK
Fourth root words length: 3.75116612262 3.50058242952 107% => OK
Word Length SD: 2.08648827534 1.80425224433 116% => OK
Unique words: 108.0 92.4686192469 117% => OK
Unique words percentage: 0.545454545455 0.61298525976 89% => More unique words wanted or less content wanted.
Syllable count: 256.5 182.283891213 141% => OK
Avg_syllables_per_word: 1.3 1.20543933054 108% => OK

Performance on coherence:
Topic speech coherence ratio: 0.0747198007472 0.0839705835288 89% => OK

Acoustic performance on paragraphs:
How many acoustic paragraphs: 2.0 4.47071129707 45% => OK
Average paragraph length: 99.0 65.8948926009 150% => OK
STD paragraph length: 56.0 19.7758100068 283% => Paragraph length changes often.
Average paragraph duration: 29.98 25.5208953607 117% => OK
STD paragraph duration: 14.18 7.49434385956 189% => OK

Acoustic performance on sentences:
How many acoustic sentences: 26.0 42.9832635983 60% => OK
Average acoustic sentence length: 7.61538461538 3.78147595546 201% => The average length of sentences is long.
STD acoustic sentence length: 6.21460391136 2.94285465224 211% => The length of acoustic sentences changes so often.
Average acoustic sentences duration: 2.25884615385 1.39386743896 162% => OK
STD acoustic sentences duration: 1.49880035855 0.967747756167 155% => OK

Acoustic performance on acoustic silence:(An acoustic silence means a little pause between two or more words)
How many acoustic silence: 24.0 40.4456066946 59% => OK
Total acoustic silence duration: 4.73 7.59280334728 62% => OK
Average acoustic silence duration: 0.197083333333 0.19053887516 103% => OK
STD acoustic silence duration: 0.143685976081 0.157467062838 91% => OK

Acoustic performance on acoustic words:
Total word duration: 51.59 46.3453556485 111% => OK
Average word duration: 0.260555555556 0.308780311121 84% => OK
STD word duration: 0.156622155006 0.201157623399 78% => OK

Disfluencies: like hesitations, or 'ehn' or taking a long time to pronounce a word:
How many disfluencies: 5.0 8.09623430962 62% => OK
Total_disfluencies_duration: 3.87 6.56692468619 59% => OK
Total acoustic noise duration: 1.38 3.53066945607 39% => OK

Acoustic rates:
Total speech duration: 59.96 59.5455230126 101% => OK
Compare to expected duration: 0.999333333333 0.992425383543 101% => OK
Rate of silence: 0.400266844563 0.681803438845 59% => OK
Rate of speech: 3.30220146765 2.53813033465 130% => OK
Rate of speech by unique words: 1.80120080053 1.55221717717 116% => OK
Rate of word duration by unique words: 2.0934289591 1.99939622689 105% => OK
Average articulation rates: 0.442164833333 0.309613076454 143% => OK

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It may have duplicated content. Need to use the words more efficiently.

Rates: 66.6666666667 out of 100
Scores by speech e-grader: 20.0 Out of 30
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Note: the speech e-grader does NOT examine the meaning of words and ideas.