Eli5 Why do birds have such twitchy movement?

Question

Compared to mammals, birds seem to have this jerky, almost robotic quality to the way they move. I was wondering if there’s any explanation for this

In: 1836

Answer 1

[removed]

Answer 2

Birds (and other small creatures) live in a different “time scale”. They appear fast and twitchy to us, but to them people (and large animals) are slow.

Answer 3

Birds (and other small creatures) live in a different “time scale”. They appear fast and twitchy to us, but to them people (and large animals) are slow.

Answer 4

[removed]

Answer 5

[removed]

Answer 6

Birds (and other small creatures) live in a different “time scale”. They appear fast and twitchy to us, but to them people (and large animals) are slow.

Answer 7

[removed]

Answer 8

It is mainly because their eyes are stationary and they can’t track things. They have to keep their head still while they move their body, then quickly make their head jerk into place where their body moved to.

It is the same reason chickens can do this. Their heads are like stabilized cameras.

Answer 9

It is mainly because their eyes are stationary and they can’t track things. They have to keep their head still while they move their body, then quickly make their head jerk into place where their body moved to.

It is the same reason chickens can do this. Their heads are like stabilized cameras.

Answer 10

It is mainly because their eyes are stationary and they can’t track things. They have to keep their head still while they move their body, then quickly make their head jerk into place where their body moved to.

It is the same reason chickens can do this. Their heads are like stabilized cameras.