The pink river dolphin, or boto, lives in which South American river system?
AnswerThe Amazon
The Amazon river dolphin lives in the Amazon and Orinoco basins and often turns pinker with age.
Science · Facts & stats
Pink facts & stats
7 fact-checked facts about the color pink, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
Pale pink cherry blossoms are celebrated with 'hanami' flower viewing in which country?
AnswerJapan
Hanami, meaning 'flower viewing', is the Japanese custom of enjoying spring cherry blossoms.
Going deeper
What gives wild salmon flesh its pink-orange color?
AnswerAstaxanthin from the krill and shrimp they eat
Salmon take in the red-orange pigment astaxanthin from their crustacean-rich diet.
Pink Himalayan salt is mined mainly in which country?
AnswerPakistan
Most Himalayan salt comes from the Khewra area in Pakistan; traces of iron oxide tint it pink.
Why is there no pink band in a rainbow?
AnswerPink mixes red with other light, not one wavelength
Rainbows spread light into single wavelengths; pink is a blend of red with white light, so it has no band.
Expert level
What is the hex code of the web color named 'pink'?
Answer#FFC0CB
In CSS, 'pink' is #FFC0CB; #FF69B4 is hotpink, #FFB6C1 is lightpink and #FF00FF is magenta.
Which pigment family colors flamingos, carrots and cooked shrimp?
AnswerCarotenoids
Carotenoids are yellow, orange and red pigments made by plants and algae and passed along food chains.
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