Nature can be pretty noisy, but there's some stuff that's just quiet all the time - right? Well, thanks to advances in audio equipment, researchers are finding out that everything from plants to bacteria have a lot more to say that we...

Spiderwebs are designed to trap bug-sized creatures. So how come spiders don’t get stuck?

If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?

From changing diapers to cleaning up vomit, human parents can have it tough, but at least they don't have to incubate their babies under their skin or liquify their own guts to feed their brood like these animal moms do! In honor of...

Long before there were strip malls, skyscrapers, and combination Pizza Hut/Taco Bells, nature had its own architects: all kinds of creatures create all kinds of structures for living, raising offspring, or maybe just the occasional...

From changing diapers to cleaning up vomit, human parents can have it tough, but at least they don't have to incubate their babies under their skin or liquify their own guts to feed their brood like these animal moms do! In honor of...

Long before there were strip malls, skyscrapers, and combination Pizza Hut/Taco Bells, nature had its own architects: all kinds of creatures create all kinds of structures for living, raising offspring, or maybe just the occasional...

Art Woods introduces us to Antartica's enormous sea spiders and Jessi from Animal Wonders brings in Fluffy the Chilean Rose Tarantula, a surprisingly big land spider.

This week, scientists revealed a sample of amber containing an extinct tick that fed on dinosaurs. Unfortunately, we can't take a blood sample from it and make Jurassic Park a reality, but it can still tell us a lot about how dinosaurs...

If you've spent any time on the internet, you know that Australia is host to all sorts of horrible spiders and snakes. But that doesn't even begin to cover the myriad of dangerous, sometimes deadly, plants and animals you...

If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?

Hank is joined by Peter Winkler with some news about sinkholes and DARPA's new robotic mule, and then the boys are joined by Jessi from Animal Wonders and her special friend "Fluffy" the Chilean rose hair tarantula.

People have been using silkworm silk to make stuff for thousands of years, but spider silk could potentially be even more useful. It's stronger than steel, super stretchy, and could be made into anything from bridge cables to...

Hank continues our exploration of animal phyla with the more complexly organized annelida and arthropoda, and a biolography on insects.

Sea spiders are not actually arachnids, although they certainly look the part. They’re weird guys, and the specifics of their strangeness may actually help us to better understand how all invertebrate groups evolved.<br/>

Howcast - Learn 10 cool facts about camel spiders (solifugids) from Jungle Bob in this Howcast video.

An animal without a backbone or spinal column. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts...

Why do some animals have tougher skins than others?
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Life processes - Variation and classification -


Invertebrates />

Learning Points
An exoskeleton protects a
n

d supports an invertebrate's...

Not for the squeamish! An adventure to track down one of the biggest spiders on the planet!
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Life processes - Variation and classification -


Invertebrates />

Learning Points
Arachnids have...

How does classification work and why is it so important?
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Life processes - Variation and classification -


Why classify? />

Learning Points
Classification is grouping different living...

More common than you think ... but what exactly is an invertebrate?
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Life processes - Variation and classification -


Invertebrates />

Learning Points
Invertebrates


are animals that have no...

There's a lot of life out there ... and we make sense of it all using kingdoms.
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Life processes - Variation and classification - Classifying


living things />

Learning Points
There are five...

Can you guess what the world's largest organism is?
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Life processes - Variation and classification - Classifying


living things />

Learning Points
The fungi ki
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gdom includes mushrooms and...

In this video Mark tests the sting of the largest scorpion in the United States! The giant desert hairy scorpion will be the first insect rated on the new and official Brave Wilderness Bite-Sting Index! Where will it rank???