In what period did the largest known animal ever live?

Jurassic
Triassic
Cretaceous
Quaternary (now)
At 190 tonnes in weight, blue whale is the largest known animal ever to have existed. The tallest and heaviest sauropod known from a complete skeleton weighed 23–37 tonnes. There were much larger sauropod­s, but they are known from only a few bones, and it is unlikely they matched a blue whale.

Answers distribution

Jurassic
Triassic
Cretaceous
Quaternary (now)
answers
flagItaly
37%
0%
4%
58%
24
flagthe United Arab Emirates
41%
0%
0%
58%
12
flagNorway
61%
0%
0%
38%
13
flagthe United States
36%
9%
17%
36%
160
flagthe Netherlands
52%
5%
5%
36%
19
flagPoland
42%
10%
13%
32%
4414
flagthe United Kingdom
43%
13%
10%
32%
110
flagGermany
38%
13%
16%
30%
72
flagIndia
66%
2%
5%
25%
39
flagFrance
46%
13%
20%
20%
15
flagUnknown
50%
16%
22%
10%
131
flagUkraine
60%
20%
0%
10%
10
flagRepublic of Ireland
46%
30%
15%
7%
13

Gender

men31%
women29%
Jurassic
44%
44%
Triassic
10%
12%
Cretaceous
13%
14%
Quaternary (now)
31%
29%

Details

Author: globalquiz.org
Illustration: Tony Alter
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