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Are Whales Mammals? Yes, and They're Related to Hippos
animals.howstuffworks.com/mammals/are-whales-mammals.htm
If you've ever wondered, "Are whales mammals?" the answer is a resounding yes. Despite their fish-like appearance, whales belong to the order Cetacea and share many features with other mammals. From breathing air to nursing their young, these marine giants check every mammalian box.
6 Green Butterfly Species Blending in With Their Environments
animals.howstuffworks.com/insects/green-butterfly.htm
When you think of butterflies, bold oranges or deep blues might come to mind. But some of the most striking species sport a different palette. A green butterfly turns heads with hues that blend into leaves, grass, and stems—perfect camouflage with a flash of surprise.
How the Glasswing Butterfly Flutters (Almost) Invisibly
animals.howstuffworks.com/insects/glasswing-butterfly.htm
At first glance, it might seem like something's missing. The glasswing butterfly (Greta oto) gets its common name from its transparent wings, which can make it almost invisible in flight.
Why Did the Berlin Wall Fall?
history.howstuffworks.com/european-history/why-did-the-berlin-wall-fall.htm
The fall of the Berlin Wall was one of the most powerful and symbolic moments of the 20th century. But why did the Berlin Wall fall?
Why are some national contests invalid in certain states and other countries?
money.howstuffworks.com/question541.htm
Why are most national contests in the United States, void in Rhode Island? And what does "void where prohibited" mean? Also, why are these contests open only to U.S. (and sometimes Canadian) residents?
What biological factors are linked to skin tone?
health.howstuffworks.com/skin-care/beauty/biological-factors-skin-tone.htm
What biological factors are linked to skin tone? Visit HowStuffWorks to learn what biological factors are linked to skin tone.
Anatomy 101: Human Body Quiz
play.howstuffworks.com/quiz/human-body-quiz
You remember a little ditty about the thigh bone being connected to the hip bone, which was in turn connected to the backbone. But what else do you remember about human anatomy? The answers to this quiz are all inside of you -- literally.
Can my vacuum help me fight mattress allergens?
Can my vacuum help me fight mattress allergens? Visit HowStuffWorks to find out if your vacuum can help fight mattress allergens.
Japanese Weddings
lifestyle.howstuffworks.com/weddings/planning/wedding-ceremonies/japanese-weddings.htm
Japanese weddings have several traditions that may be surprising Westerners. Read more about Japanese weddings at TLC Weddings.
5 Things You Should Know About the 'New' Southern Ocean
science.howstuffworks.com/environmental/earth/oceanography/southern-ocean-news.htm
The Southern Ocean has finally been officially recognized, though scientists have known about it for over a century.