アメリカ自然史博物館さんのインスタグラム写真 - (アメリカ自然史博物館Instagram)「🦇Batty for fossils? Well, you’re in luck, because it's #FossilFriday! Researchers, including Museum Curator Nancy Simmons, recently described a new species of bat, named Icaronycteris gunnelli. The I. gunnelli fossils date back to 52 million years ago—representing the oldest bat skeletons ever found. This specimen was uncovered in Wyoming’s Green River Formation, a notable fossil deposit from the early Eocene epoch. Read more about the research, led by the Museum and the Naturalis Biodiversity Center, Leiden, Netherlands, with the link in bio! #amnh #naturalhistory #fossils #bats #paleontology #research」4月29日 0時56分