深层土壤上的热带雨林中红蟹密度更大。
Tall rainforest on deeper soils has the highest crab density.
圣诞岛红蟹的甲壳和圆形的肩甲包裹着它们的肺和鳃。
The Christmas Island red crabs' carapace is round shouldered and encloses their lungs and gills.
成年圣诞岛红蟹或许一年只蜕一次壳，因为它们生长缓慢。
Mature Christmas Island red crabs probably moult only once a year, as their growth rate slows.
据估计全岛有1.2亿只这样的红蟹生活在它们喜爱的阴凉处。
It is estimated that 120 million of these bright red land crabs live in their preferred shady sites all over the island.
红蟹们在海里补充盐分和水分，然后雄性退到较低的海边开始挖洞。
The crabs replenish moisture by dipping in the sea, then the males retreat to the lower terraces to dig burrows.
圣诞岛红蟹在生长的初期阶段定期脱壳来使之符合自己的身体大小。
The Christmas Island red crabs moult their shells regularly during their early growth phases to match their increasing body size.
亮红色是最常见的红蟹的颜色，但偶尔也会有橙色的或者更罕见的紫色。
Bright red is the common colour but there are the occasional orange specimens and more rarely some purple animals.
“红蟹大军完全扰乱了大多数人的日常生活，甚至连主要的公路也关闭了，”特纳说。
The crab march "completely disrupts most people's daily lives," even shutting down major roads, study co-author Turner said.
特纳补充说，红蟹的内分泌系统也储备了足够多的糖分，足以支撑它们返回位于雨林的老家。
The crab's endocrine system also stockpiles enough sugar to allow the crabs to return to their forest homes, Turner added.
虽然红蟹常见于潮湿的热带雨林中，但它们的生活环境却十分复杂，包括海边的岩石，甚至家庭花园当中。
Although most common in the moist environment of the rainforest, Red Crabs live in a variety of habitats including coastal shore terraces, and even domestic gardens.
有些居民对这种20厘米长的甲壳类动物相当有保护意识——小学生们会在道路上设置标语，号召人们小心驾驶，以免伤到红蟹。
Some residents are also "quite protective" of the 8-inch-long (20-centimeter-long) crustaceans--schoolchildren put up signs encouraging people to drive carefully, she said.
事实证明，红腹滨鹬没有吃到足够的马蹄蟹卵。
The knots, it turns out, aren't getting enough horseshoe crab eggs to eat.
事实证明，红腹滨鹬没有吃到足够的马蹄蟹卵。
The knots, it turns out, aren't getting enough horseshoe crab eggs to eat.
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