Camarasaurus feeds high in the trees, where as Stegosaurus was a low browser.

圆顶龙在树的高处进食，而剑龙则在一个低处进食者。

And it may have been able to rear its head up on this long neck to feed high up in the trees.

它们还可能会抬起长颈上的头部在树木高处觅食。

What's fat's magic? The researchers say that dogs fed high fat diets are less fatigued after exercise, which reduces panting and sensitizes sniffing.

那脂肪施展了什么魔法？研究人员说道，以高脂肪食物为食的侦缉犬在运动后不会那么疲劳，这样会减少喘气，使嗅探更敏感。