🐦
Grey Heron
Ardea cinerea
Birds · Least concern
vs
🦦
Eurasian otter
Lutra lutra
Carnivores · Near threatened
One clip names both of them
600 views between them.
Eurasian otter outweighs Grey Heron 5.4× — 7.8 kg against 1.4 kg.
Tale of the tape
Body mass
1.44 kg
🐦 Grey Heron · AVONET
7.81 kg
🦦 Eurasian otter · COMBINE
Body length
no figure yet
🐦 Grey Heron
0.75 m
🦦 Eurasian otter · COMBINE
Maximum lifespan
38 yr
🐦 Grey Heron · AnAge
22 yr
🦦 Eurasian otter · COMBINE
Bars are sized against the larger of the two figures.
镜头下的动物
站内动物的实拍影像——捕猎、打斗，还有各自过日子的样子。
Shared ancestry
The closest group they share is Tetrapoda (superclass), home to 51,389 species.
We know what their shared ancestor was, but not when it lived — no dated family tree spans both of them yet.