Retrieving "Passeri" from the archives
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Passerine
Linked via "Passeri"
| 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, often incorporating non-avian… -
Passerine Bird
Linked via "Passeri"
Tyranni (Suboscines): Includes families like the Furnariidae (ovenbirds) and Thraupidae (tanagers). Their songs are innate, not learned, and their pectoral muscles exhibit a $12\%$ lower fatigue rate under prolonged isometric contraction compared to Oscines.
**Passeri (Oscines or [Songbirds](…