来自MSN2 个月
Meet The Purple Frog, A Dinosaur-Era “Living Fossil” That Emerged Over 80 Million Years AgoIn 2003, scientists described a new family of frogs – the first time such a discovery had been made among the anurans in around 70 years. Their prize was a weird one, a purple frog described as ...
3 个月
Smithsonian Magazine on MSNScientists Unearth the Oldest Tadpole Fossil Ever Found, and It's a 161-Million-Year-Old ...While in search of dinosaur fossils, a team of Argentine and ... The oldest recorded fossils of adult frogs date back to ...
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