雪雁开始每年的北极迁徙, 大批羊群在北美的黎明飞翔, 标志着它们的繁殖季节的开始。
Snow geese have begun their annual Arctic migration, with large flocks flying at dawn across North America, marking the start of their breeding season.
本周, 雪雁开始每年向北极迁移, 一大群羊群在黎明时飞翔, 在北美部分地区明显可见。
Snow geese began their annual migration to the Arctic this week, with large flocks taking flight at dawn in a striking display visible across parts of North America.
目击者描述天空充斥着数千只鸟 它们的白羽毛在太阳升起时发光
Witnesses described the sky filling with thousands of birds, their white feathers glowing in the rising sun.
大批人离开标志着他们在遥远的北方的繁殖季节的开始,他们将在那里筑巢和养育年幼者。
The mass departure marks the start of their breeding season in the far north, where they will nest and raise their young.
科学家们注意到与典型移徙模式相一致的时间安排,尽管气候变化可能会影响飞行路线和抵达时间。
Scientists note the timing aligns with typical migration patterns, though climate shifts may be affecting flight routes and arrival times.