be not someone's pigeon

pigeon | American Dictionary

pigeon
noun[ C ]
us/ˈpɪdʒ·ən/
a large, usually gray-and-white bird that lives esp. in cities:
We fed the pigeons in the park.

Examples of pigeon

pigeon
The efforts with pigeons and parrots bear only shadowy comparison.
We studied perception in an animal model using pigeons.
In the end, everyone agrees that pigeons show (so far) almost no capacity for metacognition.
What do pigeons know and when do they know it?
All agree that pigeons failed this test of metacognition.
The bulk of research on self-control has used humans and pigeons as subjects.
Now that we are making the distinction, we have to count pigeons more accurately.
The introduction of x later will oblige us to count pigeons more carefully.
The shapes of the age-related visual acuity curves for pigeons and humans show some interesting points of resemblance.
Thus, our findings are consistent with the view that age-related decline in choroidal function might contribute to age-related vision loss in pigeons.
In pigeons, the amplitude of the fast phases is decreased by the visual input.
In addition to its precise spatial location, the form of response to be generated involved a dipping of the pigeon's head at that location.
In that research, pigeons pecked response keys in order to obtain food.
She stands in the garden with a basket over her arm and white pigeons flying over her head.
Numerous pigeons fed on cereals scattered by passers-by.
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