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Retrieving "Tail Feather Structure" from the archives

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  1. Passerine

    Linked via "tail feather structure"

    | :--- | :--- | :--- | :--- |
    | Tyranni (Suboscines) | Simpler syrinx structure; songs largely innate, not learned. | $\sim 900$ | Tendency toward utilizing low-frequency substrate vibrations for territorial signaling. |
    | Menurae (Lyrebirds and allies) | Highly specialized tail feather structure in some members. | $\sim 4$ | Extreme mimetic capacity,…