Learn about some of the strange and unusual facts and terms in the animal kingdom.
10 Animals With Better Jobs Than You
Hate to say it, but some animals have far more interesting jobs — and more lucrative — than yours. Learn about these lucky 'dogs' at HowStuffWorks. See more »
Canines With Careers: The Working Dogs Quiz
How much do you know about working dogs and their jobs? Test your knowledge with this quiz at HowStuffWorks. See more »
The Tardigrades Quiz
Search the least hospitable parts of our planet to discover the resilient world of the tardigrade. Prove how much you know at HowStuffWorks. See more »
10 Weird Ways Organisms Reproduce
Nature has come up with many ways to increase populations. Learn more about the weird ways organisms reproduce at HowStuffWorks. See more »
Did a Russian lake flash-freeze a herd of horses?
Horses are powerful and strong, but are they any match for the freezing cold? Learn if a lake can flash-freeze a herd of horses at HowStuffWorks. See more »
Do animals laugh?
Do animals laugh? Researchers have investigated whether animals are capable of making a unique sound in response to joy. See more »
What's the largest land animal of all time?
Just how big do animals come? Find out as we dive backward through history to unearth the largest land animal of all time. See more »
How Animal Imprinting Works
Animal imprinting concerns how some species of animals learn during a short period immediately after birth. Learn more about animal imprinting. See more »
10 Insects We Love to Study
Insects have an awful lot to teach us about the world. View 10 insects we love to study to learn more. See more »
10 Recent Breakthroughs in Marine Biology
Marine biology breakthroughs have helped us learn about the ocean's residents. Explore 10 of the coolest marine biology discoveries. See more »
Loading more content
It's Bumpy, Loud and a Little Bit Funny. It's Lawnmower Racing
Why There Are More Sumatran Orangutans Than We Previously Thought
Precious Plastic Wants You to Build Your Own Plastics Recycling Center
See More Headlines »