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With so few prey animals here, life for a hunter is particularly hard.
獵物是如此之少，捕獵對于它們來說是極端困難。
Creatures are scarce because few can eat conifer needles.
這里缺乏生物的原因是很少有生物以針葉為食。
The moose is an exception.
北美駝鹿是個例外。
Growth is so difficult that conifers protect their precious leaves by filling them with resin.
因為生長困難，針葉樹木用樹脂來保護寶貴的葉子。
That reduces water loss, but it also makes them very distasteful.
以減少水分流失.這樣也讓針葉變得難以食用。
At least the conifer's seeds are edible,
至少松果是可以食用的，
but they're protected within armor plated cones,
但松果被層層裝甲包圍著，
and it takes a specialist to reach them.
還是有破甲專家可以吃到。
The crossbill's extraordinary beak can prise apart the scales,
交喙鳥用非常特別的喙分開松果的鱗片，
so that it's tongue can extract the seeds.
然后用舌頭來卷取種子。
Birds are fortunate. When the seasonal crop is gathered, they can fly south.
鳥類是幸福的。當收獲季節結束時，它們可以向南方飛去。
