🐄
Cow
Bos taurus
Mammals
vs
🐦
Emu
Dromaius novaehollandiae
Birds · Least concern
2 clips name both of them
36,006 views between them.
Cow outweighs Emu 22× — 750 kg against 34.1 kg. Both figures are averages across males and females.
To scale
Grid at 50 cm
50 cm
1 m
1.5 m
2 m
Silhouettes: PhyloPic — DFoidl (modified by T. Michael Keesey) (CC BY-SA), Darren Naish (vectorize by T. Michael Keesey) (CC BY); others CC0.
Cow
1.28 m
at the shoulder
Human
1.70 m
full standing height
for scale
Emu
1.75 m
full standing height
Tale of the tape
Body mass
750 kg
🐄 Cow · AnAge
34 kg
🐦 Emu · AVONET
Shoulder height
1.28 m
🐄 Cow
no figure yet
🐦 Emu
Maximum lifespan
20 yr
🐄 Cow · AnAge
17 yr
🐦 Emu · 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 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.