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%
0%
62%
16
flagNorway
58%
0%
0%
41%
12
flagthe United States
35%
9%
19%
35%
144
flagPoland
43%
11%
13%
31%
3346
flagthe United Kingdom
45%
13%
13%
27%
68
flagIndia
65%
2%
5%
26%
38
flagGermany
43%
16%
14%
25%
55
flagFrance
42%
14%
21%
21%
14
flagthe Netherlands
63%
9%
9%
18%
11

Gender

men32%
women28%
Jurassic
44%
44%
Triassic
9%
12%
Cretaceous
13%
14%
Quaternary (now)
32%
28%

Details

Author: globalquiz.org
Illustration: Tony Alter
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