The "feather" in the phrase "lighter than a feather" refers to the down on swans, also known as velvet. Since velvet is very soft and light, "lighter than a feather" is used to describe something very light and lightweight. It should be noted that "feather" itself is not an animal's hair, but just a metaphor.
animal tags： swan
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Meet the Rhynchophorus palmarum, commonly known as the palm weevil. This fascinating insect is often found in tropical regions, especially in areas with palm trees. While many people view it as a pesky pest, others see it as a potential superfood or even a source of medicine. Let’s explore this uni...
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