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The internet loves cats, but did you know the print on the cats nose has a unique
網友愛貓,但你知道貓咪鼻子上的圖案有獨特的
rigid pattern just like a fingerprint? Or that catnip really is like a
僵硬的圖案就像指紋一樣?或者說,貓薄荷真的就像
drug for cats? One of its volatile oils called nepetalactone enters
貓咪的藥物? 其揮發油中的一種叫內酯的油進入了
the cats nasal tissue and acts like an artificial cat pharamone. The sensory neurons are
貓的鼻腔組織,就像一個人工貓咽喉。 感覺神經元是
stimulated and ultimately trigger a behavioral and sexual response in the
刺激,並最終觸發一個行為和性反應在。
brain and body in around 80% of cats. Which must be nice considering
80%左右的貓的大腦和身體。 這一定很好,因為
cats spend around 85% of their day doing absolutely nothing.
貓咪每天大約有85%的時間是無所事事的。
Drinking, eating, defecating and even mating only take up about 4%
飲水、進食、排便甚至交配只佔4%左右
combined. But when they are moving, they always seem to land on their feet. This
結合起來。 但是當他們在移動的時候,他們似乎總是腳踏實地。 這就是
is because of something called the "Righting Reflex". Not only do cats have very
是因為一種叫做 "矯正反射 "的東西。 貓咪不僅有很強的
sensitive motion and gravity sensing abilities allowing them to determine
敏感的運動和重力感應能力,使他們能夠確定。
which way is down, they also have an extremely flexible backbone and no
哪種方式是向下的,他們也有一個非常靈活的骨幹,沒有。
collarbone.
鎖骨。
By bending in the middle and using fast twitch muscle fibers they can whip
通過在中間彎曲和使用快速抽搐的肌肉纖維,他們可以鞭打。
around without ever changing their net angular momentum. And did you know that
在不改變它們的淨角動量的情況下旋轉。 你知道嗎?
when a cat lifts its tail while being pet it's really inviting you to smell it's
當貓咪在被撫摸時抬起尾巴時,它真的是在邀請你去聞它的氣味。
behind?
後面的?
Cats use sent to communicate and this exposes glands and pheromones holding
貓咪用發送的方式來交流,這就暴露了腺體和費洛蒙的持有量
their signature smell. A nice alternative to a hug or a handshake. They also
他們的招牌味道。 是擁抱或握手的好選擇。 他們還
rub up against you to spread these pheromones. The glands on their face, tail and
在你身上蹭來蹭去,傳播這些資訊素。 它們臉上、尾巴上的腺體和
body help them to claim you with their scent, while also leaving nearby cats
身上的氣味,幫助它們認領你,同時也讓附近的貓咪們
signals about their identity, sexual availability and territory. On the other
關於它們的身份、性能力和領地的信號。 另一方面。
hand, cats bury their poop in an attempt to hide its smell. This evolutionary
貓咪把自己的糞便埋起來,試圖掩蓋它的氣味。 這種進化
instinct is not only to avoid attracting predators
本能不僅是為了避免吸引捕食者
but to show that they're submissive to a dominant cat in the wild. In the case of
但為了顯示它們對野生的霸主貓的順從。 在這種情況下
your house, this is your cats way of recognizing you as dominant.
你的房子,這是你的貓的方式 認識到你作為主導。
Also in complete darkness cats can't actually see, though they can see much
另外在完全黑暗的情況下,貓咪其實是看不到的,雖然它們能看到很多東西。
better than you and I in dim light. Cats have a layer of cells behind the
在昏暗的光線下比你我都要好。貓咪的背後有一層細胞
retina called the "Tupetum Lucidum" which acts like a mirror reflecting extra
視網膜被稱為 "Tupetum Lucidum",它就像一面鏡子,反射出額外的視網膜。
light back at the retina. In near darkness this gives their eyes a second chance to
在近乎黑暗的環境中,這給了他們的眼睛第二次機會。 在近乎黑暗的環境中,這給他們的眼睛提供了第二次機會,以
pick up more light, but without any light present they can't see anymore than we can.
拾取更多的光,但沒有任何光的存在,他們不能看到比我們更。
And if you ever see a cat with three distinct colours, often called a Calico
如果你看到一隻貓有三種不同的顏色,通常被稱為卡里科貓
or Tortoise Shell cat you can bet it's female. The fur colour gene is located on
或龜殼貓,你可以打賭它是母的。 毛色基因位於
the "X" chromosome. This means females can have two colours in addition to white
的 "X "染色體。 這意味著雌性除了白色之外,還可以有兩種顏色。
because they have two "X" chromosomes. The male "Y" chromosome, on the other hand,
因為它們有兩條 "X "染色體。 而男性的 "Y "染色體,則。
does not have any colour genes, as a result males will generally only have
沒有任何顏色基因,是以雄性一般只會有
one colour along with white
一色一白
though in rare genetic cases it is possible for them to have more. Interestingly we still
雖然在罕見的遺傳情況下,他們有可能有更多的。 有趣的是,我們仍然
don't really know why cats purr. In fact cats purr both during pleasurable
真的不知道貓咪為什麼會叫。 其實貓咪的叫聲無論是在愉悅的時候還是在快樂的時候
situations but also while they're in duress or injured. While many believe
的情況下,但也是在他們受到脅迫或受傷時。 雖然很多人認為
it's a means to communicate passivity or pleasure,
這是一種傳達被動或快樂的手段。
one interesting theory suggests that the frequency that purrs occur at
一個有趣的理論表明,呼嚕聲發生的頻率在
(24 - 140 Hz) promotes healthy bone growth and healing. Because cats have
(24 - 140 Hz)促進骨骼健康生長和癒合。 因為貓咪有
adapted to a lifestyle with frequent rest and sleep, this may be a low
適應經常休息和睡眠的生活方式,這可能是一種低。
energy mechanism to promote muscle and bone health.
能量機制,促進肌肉和骨骼健康。
Got a burning question you want answered? Ask it in the comments, or on facebook and twitter.
你有一個迫切的問題想知道答案嗎?請在評論中提問,或在facebook和twitter上提問。
And subscribe for more weekly science videos.
並訂閱更多每週科學視頻。