it has been captired by a human
bird foot
A bird's-foot is a papillonaceous plant with a curved, cylindrical pod tipped with a short, claw-like point.
Ring necked pheasant.
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The emu is a bird that has 3 toes on each foot. Rhea is a large bird in South America with 3 toes on each foot.
No bird has a foot on its head.
Your bird's ankle ring is extremely important. It is there collar, it can identify them and you (as the owner) in case your bird is ever lost or even stolen.
A webbed foot of a duck is one example.
Work
By a river.
The ostrich is the fastest bird on foot, traveling in short intervals at up to 65 k/ph (40 m/ph).
The largest bird is the ostrich, and they can up to about six foot nine inches.