1. Super sniffer

1.超级敏锐的嗅觉

Dogs’ sense of smell is 10,000 to 100,000 times more sensitive than that of humans.

狗的嗅觉比人要灵敏10,000到 100,000倍。

2. Internal storm tracker

2.内部风暴追踪器

Dogs are sensitive to drops in barometric¹ pressure that come with severe storms, and they can hear low frequencies that humans can’t, like far-off thunder and earthquake rumbles².

狗能感受到强风暴引起的气压下降，能听到人类听不到的低频率，比如遥远的雷声和地震的隆隆声。

3. Secret tail code

3.神秘的尾巴密码

They lower their tails when they feel scared or nervous. When they’re alert or aroused, the tails wag higher. If a pooch is aggressive or feeling threatened, that tail will stick straight up in the air.

狗害怕或紧张时会放低尾巴，警觉或受刺激时尾巴扬起。狗要发起攻击或感觉受到威胁时尾巴会直立。

4. Doggy diagnosis³

4.狗狗诊断

Thanks to their powerful sense of smell, dogs can pick up on volatile⁴ organic compounds (VOCs) in human bodies, which include diseases like cancer.

多亏了狗狗强大的嗅觉，它们能注意到人类体内挥发性有机化合物，包括癌症这样的疾病。

5. Telepathy

5.心灵感应

They can definitely use your facial expressions and tone to pick up that you’re not in a great mood.

它们利用你的面部表情和语气就能知道你心情不太好。

6. Empathy

6.同情

Not only do dogs and pups understand your feelings, but they can also empathize with you.

狗狗和小狗崽不仅能理解你的感情，还能向你表达同情。

7. Built-in GPS

7.内置GPS

They are able to follow their own scent⁵ trails for miles to retrace⁶ their steps, and if the wind is right, they can even use their owners’ scent as well.

它们能追随自己的气味痕迹几英里找到自己走过的路，如果风向合适，它们甚至也能追踪主人的气味。

8. Sonic hearing

8.靠声波的听力

While we meager⁷ humans can only hear sounds up to 20,000 Hz, dogs can hear up to 60,000 Hz. Plus, they have about 18 ear muscles, which allow them to rotate, tilt⁸, and raise their ears to get an amplified⁹ sound.

我们人类微弱的听力只能听到20,000 Hz的声音，狗能听到60,000 Hz的声音。而且他们约有18个耳部肌肉，使它们的耳朵能旋转、倾斜并竖起来放大声音。

9. Night vision

9.夜间视力

Their large pupils let more light in, and the rods in their eyes work better in dim light. But the biggest factor is the tapetum, which reflects light at the back of the eye. That helps them see in light that’s five times dimmer than what humans need to see clearly.

狗狗的大瞳孔能吸收更多的光，眼睛中的杆状细胞在弱光下也能看得更好。但作用最大的还是照膜，它在眼睛后部能反光，帮助狗在比人能看清的光线弱5倍的环境下都能看清。

10. Super speed

10.超快的速度

On average, canines¹⁰ clock in at about 19 miles per hour, but many can go over 35 mph if they’re running in short spurts¹¹. The fastest dog breed is the greyhound, which can reach 45 mph.

狗能达到的平均速度约19英里每小时，但短距离冲刺时很多狗都能达到35英里每小时。速度最快的品种是格雷伊猎犬，速度能达到45英里每小时。

11. The best prescription¹² ever

11.最好的药方

Petting dogs can reduce stress, help your body release a relaxation¹³ hormone¹⁴, and lower blood pressure.

抚摸狗能减压，帮你的身体释放一种松弛激素，还能降血压。