21. Their position indicate that the dinosaur swallowed a tree-perching bird whole. 22. The rufous fantail is mostly an aerial forager, rarely perching during feeding. 23. They are gregarious for dragonflies, and are commonly seen perching in groups. 24. Perching birds certainly don't need a runway.25. Another tree near the nest is called " The Perching Tree ." 26. By contrast, bird remains were not found at the greater noctule perching sites. 27. However, an unseen jealous Phantom perching on the statue of Apollo overhears them. 28. The preferred perching tree of the northern hawk-owl is the spruce tree. 29. They are a group of perching birds named for their bobbing or dipping movements. 30. The female gives birth while perching and the newborn emerges unaided, head first.
