Smithsonian Magazine3d
Everything You Want to Know About Dinosaur Sexual Anatomy and Reproduction, From Their Genitalia to How They Laid Eggs
Dinosaurs had sex. Fossil nests and eggs, as well as the ways today’s birds and crocodiles reproduce, leave no doubt on that ...
WKBW Buffalo, NY on MSN8d
The anatomy of a snowflake and how each one differs
The anatomy of snowflakes has been studied for hundreds of years. But just what is it that makes one snowflake differ from another?
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Remember? Jeffrey Dean Morgan's Role In 'Grey's Anatomy'
Jeffrey Dean Morgan appeared in 23 episodes of the hit medical series Grey's Anatomy. In the second season ... combining reptile and mammal traits Trump Seizes Wartime Powers in Battle for ...
Phys.org29d
Mammalian outer ear traced back to ancient fish gills
"This work provides a new chapter to the evolution of the mammalian ear," said Crump. "While the middle ear arose from fish jawbones, the outer ear arose from cartilaginous gills. By comparing how ...
Science Daily29d
An earful of gill: Evolutionary origin of the mammalian outer ear
An earful of gill: Evolutionary origin of the mammalian outer ear Date: January 9, 2025 Source: Keck School of Medicine of USC Summary: A recent study has uncovered the surprising evolutionary ...
EurekAlert!29d
An earful of gill: USC Stem Cell study points to the evolutionary origin of the mammalian outer ear
“This work provides a new chapter to the evolution of the mammalian ear,” said Crump. “While the middle ear arose from fish jawbones, the outer ear arose from cartilaginous gills. By ...