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The Man Whose Blood Saved More Than 2 Million Babies
James Harrison produces a rare antibody in his blood called RhD immunoglobulin that's saved millions of Australian babies. Read more at HowStuffWorks.
Have invasive species caused any extinctions?
science.howstuffworks.com/environmental/green-science/have-invasive-species-caused-extinctions.htm
Introducing a new species into an ecosystem can have unforeseen and disastrous consequences for the species that already live there.
Meet the Montana Grizzly Bear Product Testers
animals.howstuffworks.com/mammals/grizzly-product-testers.htm
One thing the grizzly bears living at Montana's Grizzly and Wolf Discovery Center do is break into coolers. HowStuffWorks looks at their tough job.
3 Types of Trees You'll Find All Over the Planet
science.howstuffworks.com/life/botany/types-of-trees.htm
Trees are one of nature’s most incredible designs, providing oxygen, shelter and even maple syrup! From towering evergreens to small flowering plants, the diversity of trees is truly mind-blowing.
What Do Foxes Eat When They're Not Raiding Your Garden?
animals.howstuffworks.com/mammals/what-do-foxes-eat.htm
Foxes live in a wide range of environments, from rural areas to urban spaces and their eating habits reflect this adaptability. So, what do foxes eat when they’re in the wild versus when they’re sneaking around urban areas?
The Glass Frog Diverts Its Blood Flow to Activate Invisibility
animals.howstuffworks.com/amphibians/glass-frog.htm
If you've ever seen a frog with skin so see-through you can spot its organs, you’ve stumbled into the world of the glass frog. Found mostly in Central and South America, these wild little amphibians belong to the family Centrolenidae. The glass frog's transparent skin makes it a marvel of evolution, not one of your average tree frogs.
The African Clawed Frog and Early Pregnancy Tests
animals.howstuffworks.com/amphibians/african-clawed-frog.htm
Meet the African clawed frog, a fully aquatic amphibian that's part living fossil, part lab legend, and part ecological wildcard.
Do Female Cats Spray? Yes, Urine Marking Crosses Sexes
animals.howstuffworks.com/pets/do-female-cats-spray.htm
If you've ever come home to find a small, smelly surprise on your wall, you might be wondering, do female cats spray?
The Most Dangerous Volcano in the World (and 9 Scary Others)
science.howstuffworks.com/nature/natural-disasters/most-dangerous-volcano-in-the-world.htm
Volcanoes are some of Earth’s most awe-inspiring features — but also among its deadliest. When asking which is the most dangerous volcano in the world, scientists consider not just eruption history but also population density, eruption style and potential global effects.
White Spotted Jellyfish: Cute Until They Become Invasive
animals.howstuffworks.com/marine-life/white-spotted-jellyfish.htm
You’ve probably seen them in aquarium tanks or floating just offshore—those milky, gelatinous blobs with polka dots and long, frilly arms. Meet the white spotted jellyfish (Phyllorhiza punctata), a tropical jellyfish invader that's turning up far from home.