🦀
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.
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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.