🦀
Coconut crab
Birgus latro
Invertebrates · Vulnerable
vs
🦀
Japanese spider crab
Macrocheira kaempferi
Invertebrates
4 clips name both of them
6.7 million views between them.
Japanese spider crab outweighs Coconut crab 3.4× — 13.6 kg against 4 kg.
Tale of the tape
Body mass
4 kg
🦀 Coconut crab · SeaLifeBase
14 kg
🦀 Japanese spider crab · SeaLifeBase
Maximum lifespan
40 yr
🦀 Coconut crab · SeaLifeBase
no figure yet
🦀 Japanese spider crab
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 Pleocyemata (suborder), home to 19,179 species.
We know what their shared ancestor was, but not when it lived — no dated family tree spans both of them yet.