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Aristotle's lantern in a sea urchin, viewed in lateral section. The mouth of most sea urchins is made up of five calcium carbonate teeth or plates, with a fleshy, tongue-like structure within. The entire chewing organ is known as Aristotle's lantern from Aristotle's description in his History of Animals (translated by D'Arcy Thompson):
See Category:American women in business, Category:American women in politics. Jewel Freeman Graham (1925–2015), educator, social worker, second black woman to head the YWCA; Zipporah Michelbacher Cohen (1853–1944), American civic leader, president Ladies Hebrew Benevolent Association in Richmond, Virginia
Strongylocentrotus droebachiensis eats by using a special appendage called an Aristotle’s lantern to scrape or tear their food into digestible bits. This structure is made of five calcareous, protractible teeth that are maneuvered by a complex muscular structure.
Aristotle gave equal weight to women's happiness as he did to men's, commenting in Rhetoric that a society cannot be happy unless women are happy too. [1] Aristotle believed that in nature a common good came of the rule of a superior being; he states in Politics that "By nature the female has been distinguished from the slave.
Aristotle’s lantern is a complex system of jaws and muscles which are capable of a variety of feeding types including suspension feeding, herbivory and detritivory feeding, and occasionally predation. Adaptations to this lantern have allowed sand dollars to live in habitats which have fine, shifting substrates.
Trump’s prime real estate was a far cry from the back-corner snub President Biden endured during a photo op at the Asia-Pacific Economic Cooperation conference last month in Peru.
From ancient history to the modern day, the clitoris has been discredited, dismissed and deleted -- and women's pleasure has often been left out of the conversation entirely. Now, an underground art movement led by artist Sophia Wallace is emerging across the globe to challenge the lies, question the myths and rewrite the rules around sex and the female body.
Our country's pumpkin-carving history began with a spooky tale. The post The History of Jack-o-Lanterns and How They Became a Halloween Tradition appeared first on Reader's Digest.