Mammal
|
Average time in minutes
|
Human
|
1
|
Polar bear
|
1.5
|
Pearl diver (human)
|
2.5
|
Sea otter
|
5
|
Platypus
|
10
|
Muskrat
|
12
|
Hippopotamus
|
15
|
Sea cow
|
16
|
Beaver
|
20
|
Porpoise
|
15
|
Seal
|
15 to 28
|
Greenland whale
|
60
|
Sperm whale
|
90
|
Bottlenose whale
|
120
|
