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हर वीडियो से तेज़ी से सीखने में मदद करने वाले शक्तिशाली टूल्स तक पहुँचने के लिए साइन अप करें।
The Most Unusual Creatures of the Ocean | BBC Earth
सीखने के आँकड़े
CEFR लेवल
कठिनाई
सबटाइटल्स (227 खंड)
[Music]
a kilometer from the surface beyond the
reach of the
Sun a giant black void larger than all
the rest of the world's habitats
combined there's life
here but not as we know
it alien-like creatures produce dazzling
displays of
light nearly all animals need to attract
mates and repel
Predators this language of light is so
widespread here that these signals are
probably the commonest form of
communication on the entire
planet and yet we still know little
about them
[Music]
[Music]
Hunters illuminate themselves and by
doing so attract inquisitive prey
[Music]
this is fang
tooth it has the largest teeth for its
size of any
fish there are precious sensors all over
its head and body which can detect
anything moving in the surrounding
[Music]
water it's the midnight Zone's most
fucious fish
but prey used light as a
distraction a decoy of luminous
ink down here in this
Blackness creatures live beyond the
normal rules of time
siphonophores are virtually
Eternal they repeatedly clone
themselves some eventually growing
longer than a blue whale
down here it
snows continuous clouds of organic
debris drift slowly down from above
[Music]
this is food and a whole variety of
filter feeders depend on
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