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Inland waters are also brimming with food.
內陸的水域也同樣充盈著食物。
Kisasaari in Finland is an ideal home for Ospreys.
芬蘭的奇蘇塞島是魚鷹的理想家園。
They form partnerships that last the life time.
魚鷹也是終生配偶的。
This couple is returning to their nest after a winter apart in Africa.
這一對返回了巢穴，它們在非洲過冬時是分開的。
Their first task - home repairs.
首要任務是家居維修。
Natural building materials need skillful handling.
使用天然建筑材料需要過硬的技術。
Since they live up to 30 years, experience pays off.
既然它們能活到三十年，經驗總會有回報。
With no predators apart from humans, they can afford to nest out in the open.
因為除了人類它們再沒有天敵，所以它們敢在開闊地筑巢。
But the pressure's on.
然而，壓力總是有的。
They have only five months to mate, hatch their eggs, raise their chicks and see them fledged.
它們只有五個月的時間來完成交配孵卵、養育幼雛并看著它們羽翼豐滿。
The aptly named ruff displays in a lek where a group of males come together to display for the females.
流蘇鷸正在繁殖地炫耀求偶，一群雄性聚在一起為博得雌性青睞而展示自己。
Even though summer lasts a lot longer here than further north, there is a sense of urgency in the air.
雖然這里的夏天比北方更長，但空氣中也彌漫著緊迫的氣息。
Scenes of territorial aggression play out across the region.
這里到處都是爭奪地盤的場景。
Goldeneye ducks that horn grieves battle amongst themselves for supremacy.
鵲鴨發出哀鳴，為爭取最高權力互相打斗。
