A fossil is something from a plant or an animal that lived long ago. Fossils are preserved in rock. They help us understand the history of life on Planet Earth. Above is the fossil of an archaeopteryx. It was… Audio Ready for a Pet? February 23, 2024 Thinking of adding a furry...
I had known that tune in my infancy, but it had long since passed out of my mind. Last night, however, it came back to me in my dream. And what is more, the words of the song also came back-words, I am certain, which were sung by the animals of long ago and have been lost...
百度试题 结果1 题目Long ago___animals lived on the earth, but because of the pollution, the number of them has reduced___. (enormous) Ⅱ.单项填空相关知识点: 试题来源: 解析 enormous enormously
百度试题 结果1 题目Long ago a variety of___animals lived on the earth, but many of them have become distinguished species.相关知识点: 试题来源: 解析 enormous
Columbian Exchange, the largest part of a more general process of biological globalization that followed the transoceanic voyaging of the 15th and 16th centuries, particularly in the wake of Christopher Columbus’s voyages that began in 1492. It profound
My experience of this vast metropolis changed markedly 23 years ago when, by accident, I got exclusive access to my roof and built a garden there. That constant (outside of winter) connection to the outdoors—to open sky, to wind, to moon and sta...
Long ago, one of the most common animals on Earth was the dinosaur. However, theydied out suddenly. There are two main theories (A) as to why this happened.The first is that volcanoes killed the dinosaurs. Around the same time that dinosaursdied out, many volcanoes developed in a large ...
Hovasaurus is an extinct genus of diapsid reptiles that lived in Madagascar during the Late Permian and Early Triassic Period over 250 million years ago. They were one of the survivors of the Permian-Triassic mass extinction, which is why they made it into the early Triassic Period before goin...
1Long ago,one of the most common animals on the Earth was the dinosaur.However,they died out suddenly There are two main theories as to why this happened. The first is that volcanoes(火山)killed the dinosaurs.Around the same time that dinosaurs died out,many volcanoes developed in a large...
They begin life as lively little fish before they sink to the bottom to “flounder around” on the bottom of the ocean floor. All of this strange morphology started about 65 million years ago – and within three million years their evolution was largely complete. Three million years, in ...