One clip names both of them

4.6 million views between them.

Dog outweighs Eastern gray squirrel 74× — 40 kg against 0.5 kg.

Tale of the tape

Body mass

40 kg

🐕 Dog · AnAge

0.54 kg

🐿️ Eastern gray squirrel · COMBINE

Body length

no figure yet

🐕 Dog

0.32 m

🐿️ Eastern gray squirrel · COMBINE

Maximum lifespan

27 yr

🐕 Dog · AnAge

24 yr

🐿️ Eastern gray squirrel · COMBINE

Bars are sized against the larger of the two figures.

Animales captados por la cámara

Imágenes reales de los animales de este sitio: cazando, peleando y haciendo su vida.

Shared ancestry

The closest group they share is Theria (subclass), home to 9,319 species.

They last shared an ancestor about 81 million years ago.

Estimates range from 74 to 89 million years; the figure above is the middle estimate.

About this estimate

Dates from Upham, Esselstyn & Jetz 2019, PLoS Biology 17:e3000494 (CC0).