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
36%
0%
4%
59%
22
flagNorway
61%
0%
0%
38%
13
flagthe United States
35%
9%
17%
36%
157
flagthe Netherlands
52%
5%
5%
35%
17
flagPoland
41%
10%
13%
33%
4021
flagthe United Kingdom
44%
13%
11%
30%
98
flagGermany
38%
14%
16%
30%
71
flagIndia
66%
2%
5%
25%
39
flagUnknown
52%
5%
20%
20%
34
flagFrance
46%
13%
20%
20%
15
flagRepublic of Ireland
50%
30%
10%
10%
10
flagUkraine
60%
20%
0%
10%
10

Gender

men33%
women29%
Jurassic
43%
43%
Triassic
9%
12%
Cretaceous
13%
14%
Quaternary (now)
33%
29%

Details

Author: globalquiz.org
Illustration: Tony Alter
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