Definition of field mark in English:

field mark

Line breaks: field mark

noun

A visible mark or characteristic that can be used in identifying a bird or other animal in the field.
More example sentences
  • The wing bars, eye-rings, tail spots, and rump patches of a bird are the field marks that distinguish it from every other bird.
  • The next step in identifying the critter is what you thought you should be concentrating on all the while - its field marks.

Definition of field mark in:

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Pronunciation: ˈsiːtəʊs
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bearing bristles or setae; bristly