🦭
Harbour seal
Phoca vitulina
Carnivores · Least concern
vs
🦈
Shortfin mako shark
Isurus oxyrinchus
Sharks & rays · Endangered
One clip names both of them
96,065 views between them.
Shortfin mako shark outweighs Harbour seal 3.0× — 278 kg against 94.3 kg. Both figures are averages across males and females.
Tale of the tape
Body mass
94 kg
🦭 Harbour seal · COMBINE
278 kg
🦈 Shortfin mako shark · AnAge
Body length
1.81 m
🦭 Harbour seal · COMBINE
2.7 m
🦈 Shortfin mako shark · FishBase
Maximum lifespan
48 yr
🦭 Harbour seal · COMBINE
25 yr
🦈 Shortfin mako shark · AnAge
Bars are sized against the larger of the two figures.
Animals caught on camera
Real footage of the animals on this site — hunting, fighting, and getting on with it.
Shared ancestry
The closest group they share is Gnathostomata (superclass), home to 90,802 species.
We know what their shared ancestor was, but not when it lived — no dated family tree spans both of them yet.