Dinosaurs
in sentence
280 examples of Dinosaurs in a sentence
It's shocking to realize that only 28 percent of American adults have even a very basic level of science literacy, and this was tested by asking simple questions like, "Did humans and
dinosaurs
inhabit the Earth at the same time?" and "What proportion of the Earth is covered in water?"
And [it] shows the Earth in a time flag: on the right, in trilobites and
dinosaurs
and so on; and over the triangle, we now get to civilization and TV and traffic jams and so on.
That's when the
dinosaurs
went extinct, that's when 75 percent of the animal and plant species went extinct, and that's when mammals overtook their ecological niche, and to anthropomorphize, biological evolution said, "Hmm, this neocortex is pretty good stuff," and it began to grow it.
This happens about the same time that they get latched onto things like dinosaurs, these big things in the outside world, that they're trying to get a grip on.
These are the asteroids we may one day send spacecraft to, to mine them for minerals, but they're also the asteroids that may one day impact the Earth, like happened 60 million years ago with the extinction of the dinosaurs, or just at the beginning of the last century, when an asteroid wiped out almost 1,000 square miles of Siberian forest, or even just last year, as one burnt up over Russia, releasing the energy of a small nuclear bomb.
We found remains of giant predatory dinosaurs, medium-sized predatory dinosaurs, and seven or eight different kinds of crocodile-like hunters.
We now know that Spinosaurus had a head a little bit like a crocodile, very different from other predatory dinosaurs, very different from the T. rex.
Some kids couldn't talk at all, while others waxed on at length about their fascination with astrophysics,
dinosaurs
or the genealogy of royalty.
Cohorts of the dinosaurs, sea turtles have survived through the challenges of eons, existing still today, where many others have ended their evolutionary run.
Thanks to science, we now know that birds are living
dinosaurs.
Certain
dinosaurs
share some anatomical details with birds found in no other animals, such as wish bones.
And in the late 1990s, paleontologists started digging up some compelling support for that idea:
dinosaurs
with bits of feathers still preserved on their bodies.
Since then, scientists have found dozens of species of
dinosaurs
with remnants of feathers.
At the same time, the feathers spread across the bodies of dinosaurs, turning from sparse patches of fuzz into dense plumage, which even extended down to their legs.
Some
dinosaurs
had high crests on their heads, and others had long, dramatic tail feathers.
Now, none of these
dinosaurs
could use their feathers to fly - their arms were too short and the rest of their bodies were far too heavy.
Feathers could have served these functions for
dinosaurs
too.
Exactly how feathered
dinosaurs
took flight is still a bit of a mystery.
Only then, perhaps 50 million years after the first wiry feathers evolved, did feathers lift those
dinosaurs
into the sky.
Scientists think asteroids might have killed off most of the
dinosaurs.
In fact, animals swimming in these caves today are identical in the fossil record that predates the extinction of the
dinosaurs.
So imagine that: these are like little swimming
dinosaurs.
Here's my colleague and one of the key members of the LIGO collaboration, Matt Evans, my colleague at MIT, addressing exactly that: (Audio) Matt Evans: The kinds of stars which produce the black holes that we observed here are the
dinosaurs
of the Universe.
Like birds, reptiles, fish, dinosaurs, and others, these species lay eggs instead of giving birth to live young.
Now, if you want to find dinosaurs, don't look in the Paleozoic, you won't find them.
You have to find the younger rocks of the Mesozoic, and in the case of dinosaurs, between 235 and 66 million years ago.
If you want to find
dinosaurs
like I do, find the rocks of Mesozoic and go there.
It's not that
dinosaurs
particularly lived in deserts; they lived on every land mass and in every imaginable environment.
So that's my formula for finding dinosaurs, and I've applied it all around the world.
In the austral summer of 2004, I went to the bottom of South America, to the bottom of Patagonia, Argentina, to prospect for dinosaurs: a place that had terrestrial sedimentary rocks of the right age, in a desert, a place that had been barely visited by paleontologists.
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