Search Results: "vertebrate"

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01:23
TIL: We Have Lost 50% Of Wildlife Since 1970

627 views / 1 likes - added 8 years ago

In less than two generations, population sizes of vertebrate species have dropped by more than 50 percent. According to 2014’s Living Planet Report, this means we have lost over half of our birds, amphibians, reptiles, fish, and mammals. The situation is
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12:10 Popular
Chordates - CrashCourse Biology #24

1,616 views / 0 likes - added 9 years ago

Hank introduces us to ourselves by taking us on a journey through the fascinatingly diverse phyla known as chordata. And the next time someone asks you who you are, you can give them the facts: you're a mammalian amniotic tetrapodal sarcopterygian osteich
05:07 Popular
How do animals experience pain? - Robyn J. Crook

1,302 views / 2 likes - added 7 years ago

View full lesson: http://ed.ted.com/lessons/how-do-animals-experience-pain-robyn-j-crook Humans know the surprising prick of a needle, the searing pain of a stubbed toe, and the throbbing of a toothache. We can identify many types of pain and have multipl
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13:15
Complex Animals: Annelids&Arthropods - CrashCourse Biology #23

676 views / 0 likes - added 9 years ago

Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com
02:04
Why are Fossil Shark Skeletons So Rare?

501 views / 0 likes - added 5 years ago

Happy Shark Week! Shark teeth are among the most common vertebrate fossils you can find, and yet fossilized shark skeletons are harder to come by. Paleontologist and Curator Emeritus John Maisey explains how sharks' cartilaginous skeletons differ from tho
11:53 Popular
The Digestive System: CrashCourse Biology #28

1,061 views / 6 likes - added 9 years ago

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like Crash Course? http://www.facebook.com/youtubecrashcourse Follow Crash Cours
11:44 Popular
Evolution: It's a Thing - Crash Course Biology #20

1,133 views / 0 likes - added 9 years ago

Hank gets real with us in a discussion of evolution - it's a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to diversity at every level of biological organization. Crash Course Biology is now availabl
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15:46
How Did Giant Pterosaurs Fly?

567 views / 0 likes - added 3 years ago

Follow me to @thebrainscoop! https://youtu.be/GB1IXOeOzpIWere on PATREON! Join the community https://www.patreon.com/itsokaytobesmart More info and sources below The largest pterosaurs like Quetzalcoatlus were closer in size to airplanes than birds. No fl
11:32 Popular
Animal Development: We're Just Tubes - Crash Course Biology #16

861 views / 0 likes - added 9 years ago

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse
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07:28
Tully Monster Mystery SOLVED!

641 views / 0 likes - added 7 years ago

How is it that a Museum can have 1,200+ fossils of a particular species in its collection since the 1960's... and not even know what it is? For decades, it was thought the 'Tully monster' -- a bizarre animal that lived 307 million years ago -- was an inve
13:11 Popular
The Skeletal System: It's ALIVE! - CrashCourse Biology #30

1,287 views / 1 likes - added 9 years ago

Hank introduces us to the framework of our bodies, our skeleton, which apart from being the support and protection for all our fleshy parts, is involved in many other vital processes that help our bodies to function properly. Crash Course Biology is now a
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08:51 Popular
Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

1,748 views / 0 likes - added 9 years ago

Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like
06:41
Untangling the Devil's Corkscrew

625 views / 0 likes - added 6 years ago

In the late 1800s, paleontologists in Nebraska found huge coils of hardened sand stuck deep in the earth. Local ranchers called them Devil's Corkscrews and scientists called them Daemonelix. It was clear these corkscrews were created by some form of life,
02:51 Popular
Why Is Poop Brown And Pee Yellow?

1,055 views / 0 likes - added 7 years ago

To start using Tab for a Cause, go to: http://tabforacause.org/r/minuteearth2 The pigments in our food all get destroyed on their way through our digestive system...so where do the colors of our poop and pee come from? Thanks also to our supporters on htt
15:02 Popular
Your Immune System: Natural Born Killer - Crash Course Biology #32

906 views / 0 likes - added 9 years ago

Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCour
07:56 Popular
Where Do Teeth Come From?

2,473 views / 5 likes - added 5 years ago

Watch the tasty new series “Tacos of Texas” https://www.youtube.com/channel/UCdzQ_ilHPH3rQtgzo4nKM_g Remember to brush, floss, and SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Teeth. We’ve all got ‘em (most of us, anyway). But
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04:19 Popular
Some Sharks Live for 500 Years, What Can We Learn From Them?

1,263 views / 11 likes - added 5 years ago

Sharks aren’t just here for one week, some have been swimming in our oceans for centuries! Here’s how scientists discovered their crazy long life spans. How Seeker Will Collect The Most Extensive Data Set of the Pacific Ocean | The Swim - https://youtu.be
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02:22 Popular
See Hummingbirds Fly, Shake, Drink in Amazing Slow Motion | National Geographic

917 views / 1 likes - added 6 years ago

They move so fast that human eyes see only a hovering spot of color, a blur of wings. But when frozen in time by high-speed cameras, hummingbirds yield their secrets. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographi
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07:58
Why Do More Species Live Near the Equator?

571 views / 0 likes - added 7 years ago

Go to http://Raceforretirement.com and see how the action gap affects you. Follow all of our Peru adventures on this playlist: http://bit.ly/SmartPeru ↓ More info and sources below ↓ Special thanks to Rainforest Expeditions for hosting us! Visit http://ww
05:55 Popular
The Time Terror Birds Invaded

768 views / 3 likes - added 6 years ago

About 5 million years ago, a new predator made its way from the south and onto the coastal plains of North America. It was a giant, flightless, carnivorous bird and came to be known by one of the coolest and most richly earned nicknames in all of paleonto
08:05
How a Hot Planet Created the World's Biggest Snake

604 views / 5 likes - added 3 years ago

About 59 million years ago, the largest animal lurking in the ancient forests of Colombia by far was Titanoboa - the largest snake ever known. Its only been in the past few years that weve put together the many pieces of this puzzling creature, but it tur
01:52
Which Fish Did We Evolve From?

695 views / 0 likes - added 8 years ago

Today's oceans are full of fish with fins that couldn't evolve into limbs like ours. So, who are our ancestors and where did they go? If you're a fan of MinuteEarth but don't yet support us on Patreon, please check out our Patreon page: https://www.patreo
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02:29
512 Years Old Shark - Oldest Shark In The World

311 views / 1 likes - added 1 year ago

Hey there, have you ever heard of a shark that's older than Shakespeare? Well, researchers have just discovered an ancient shark in the North Atlantic that is believed to be a whopping 512 years old! Yes, you heard that right. This could possibly make it
07:58
How the Chalicothere Split In Two

498 views / 1 likes - added 5 years ago

Try CuriosityStream today: http://curiositystream.com/eons Two extinct relatives of horses and rhinos are closely related to each other but have strikingly different body plans. How did two of the same kind of animal, living in the same place, end up look
12:15
The Island of Shrinking Mammoths

395 views / 1 likes - added 5 years ago

You can check out Google's Science Journal app at https://g.co/sciencejournal The mammoths fossils found on the Channel Islands off the coast of southern California are much smaller than their relatives found on the mainland. They were so small that they
04:04 Popular
How Snakes Jump And Move Without Legs

1,461 views / 9 likes - added 8 years ago

Snakes evolved without legs, but how are they able to move? Why Is Everyone Afraid of Snakes? ►►►► http://bit.ly/1RLejo8 Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Read More: Four-Legged Fossil Snake Is a World First http://www.na
08:57 Popular
Researchers have decoded prairie dog language

771 views / 6 likes - added 7 years ago

This program discusses Prairie Dog Language -- the most sophisticated animal language decoded so far. Con Slobodchikoff, Ph.D., and his students at Northern Arizona University in Flagstaff, researched the Gunnison's prairie dogs Alarm Calls for over 30 ye
03:59
Why Sharks Are Covered In Teeth

254 views / 1 likes - added 2 years ago

Watch the new season of MinuteBody - and get access to both CuriosityStream and Nebula - at http://www.curiositystream.com/minuteearth.Sharks wouldnt be known for their fierce teeth today if it werent for their ancient scales.LEARN MORE**************To le
07:41 Popular
How the T-Rex Lost Its Arms

788 views / 0 likes - added 5 years ago

Support us on Patreon! https://patreon.com/eons Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms. The story of how T-Rex lost its arms is, itself, pretty simple. But the story of why it kept those little limbs,
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08:09
Soft Tissue Found Inside a Dinosaur Bone!

458 views / 0 likes - added 5 years ago

In 2003, an exceptionally well preserved T. rex leg bone was unearthed in the Cretaceous rocks of Montana. Upon close examination, Dr. Mary Schweitzer found the bone to contain soft tissue inside - tiny blood vessels and proteins! Some claim that this is
05:46
Owl Eyes Are Shaped Like Tubes, Here's Why

282 views / 0 likes - added 3 years ago

Owl eyes are specially designed for the dark to spot prey from afar. Here's how they see behind themselves and what makes their eyes so powerful. Subscribe to Seeker! http://bit.ly/subscribeseeker Visit our shop at http://shop.seeker.comThe bigger the eye
10:19
When Fish Wore Armor

509 views / 0 likes - added 5 years ago

Check out Hot Mess: https://www.youtube.com/channel/UCsaEBhRsI6tmmz12fkSEYdw 420 million years ago, some fish were more medieval. They wore armor, sometimes made of big plates, and sometimes made of interlocking scales. But that armor may actually have se
03:02
Watch Flesh-Eating Beetles Strip Bodies to the Bone | Deep Look

689 views / 1 likes - added 7 years ago

Dermestid Beetles are fast and fastidious eaters. They can pick a carcass clean in just days leaving even the most delicate bone structures intact. This makes them the perfect tool for museum scientists-- if you keep them far, far away from valuable colle
04:11 Popular
An Axolotl Is An Incredible Creature That Can Regenerate Its Brain And Heart

2,070 views / 17 likes - added 6 years ago

*Editor's note: Dr. James Godwin is now a research scientist at MDI Biological Laboratory.* The story begins with the Aztec God of death and lightning, the Xolotl. As legends have it, he was a monstrous dog that guarded the sun god and ushered souls to th
02:30
Why We Sucked At Counting Fish (Until Now)

598 views / 0 likes - added 7 years ago

Thanks to http://www.audible.com/minuteearth for sponsoring this video. A new fish counting method has revealed there are ten times more fish in the sea than we previously thought.* *But unfortunately, this doesn't mean we're not overfishing. If you liked
09:01
How To Get Venom From The World's Deadliest Spider

154 views / 0 likes - added 10 months ago

Go to our sponsor https://betterhelp.com/veritasium to get matched with a professional therapist who will listen and help.Huge thanks to the Australian Reptile Park for having us over to film special thanks to Jake Meney for showing us the spiders and Cai
11:58
From the Cambrian Explosion to the Great Dying

537 views / 0 likes - added 6 years ago

You can go to https://Audible.com/Eons or text “Eons” to 500-500 to get started today with your 30-day trial membership with a free audiobook The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth’s
04:04
Why Wolves Don't Chirp

395 views / 2 likes - added 3 years ago

Check out Brilliant (and get 20% off) here: https://brilliant.org/MinuteEarth/Sounds that animals make can be really different, and it turns out that there's a reason why some species communicate with certain sounds.Thanks also to our Patreon patrons http
03:38 Popular
If Your Hands Could Smell, You’d Be an Octopus | Deep Look

914 views / 3 likes - added 7 years ago

Those hundreds of powerful suckers on octopus arms do more than just stick. They actually smell and taste. This contributes to a massive amount of information for the octopus’s brain to process, so the octopus depends on its eight arms for help. To
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10:28
How Blood Evolved (Many Times)

537 views / 0 likes - added 5 years ago

Blood is one of the most revolutionary features in our evolutionary history. Over hundreds of millions of years, the way in which blood does its job has changed over and over again. As a result, we animals have our familiar red blood. But also blue blood.
03:31
Ancient Humans Made Millions Of These - We Dont Know Why

70 views / 0 likes - added 6 months ago

The Acheulean handaxe was the most common tool of early humans, but we still dont know what the heck they used it for.LEARN MORE**************To learn more about this topic, start your googling with these keywords: - Acheulean handaxe: large, chipped ston
10:48
6 Types of Odd Body Armor

247 views / 0 likes - added 3 years ago

From medieval knights to face shields, humans are pretty big fans of armor. But it turns out that other organisms use armor, too! Except sometimes, their armor doesnt look like anything wed expect.Hosted by: Rose Bear Don't WalkSciShow has a spinoff podca
03:02
512 Year Old Greenland Shark. Oldest Shark in the World.

632 views / 3 likes - added 4 years ago

Researchers have found an ancient shark in the North Atlantic, believed to be 512 years old, which could be the oldest living vertebrate in the world. This particular shark, was measured at 18 feet in length and weighed over a tonne. By measuring the size
11:41
When Giant Scorpions Swarmed the Seas

515 views / 2 likes - added 5 years ago

Try Audible for 30 days visit https://www.audible.com/eons or text eons to 500500! Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes. Over time, they developed a number of adaptations--from crushing claws to flatten

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