A Moment of Science
Flowers broadcast their hidden treasure with bright colors, sweet scents and beautiful markings. However, flowers' markings are more than cosmetic...
Learn about how chemotherapy drugs work to fight cancer.
There's nothing more artificial than artificial flowers, right? But what about natural, artificial flowers?
Tortoises can live beyond 100 years, and whales and elephants also have long lives. What's the shortest-lived tetrapod (four-limbed creature with a backbone)?
For a plant, nectar is something like a political campaign contribution. "The Mystery of the Fern's Nectar" on this Moment of Science.
In fact, one of the defense mechanisms of these insects, crypsis, involves their taking their resemblance to twigs as far as it will go.
Imagine you're a female cardinal and you're looking for a mate. Before you are three males. Which one should you choose?
If you think dating is tough, just be glad you aren’t a garden snail. When you live life at a snail’s pace, you’d better be able to mate with the next snail you meet without worrying if it’s male or female. That’s why garden snails are hermaphrodites and can take on both the male and female roles in reproduction.
After all, for the basic body plan to change, not only do you need a random genetic mutation that results in a sixth finger, but that mutation must also provide an evolutionary advantage when it comes to reproduction.
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