Rather than sequential extinction with Harrington's mountain goat disappearing from the Grand Canyon before the ground sloths, as one might predict in view ... Mead,J.,I.,... - 《Proceedings of the National Academy of Sciences of the United States of America》 被引量: 89发表: 1986年 Hood...
Continuing the vampire theme, I here want to discuss another of those really, really interesting things about vampire bats: namely, how did their blood-feeding behaviour evolve in the first place? First off, a big thank you to everyone who's been visiting, commenting and generally saying nice...
However, there are some ethical (伦理的) worries about this treatment. Some people might use it to forget things that they should be learning from, such as when they committed (犯) a crime. People are discussing which kinds of memories should be forgotten with this pill. ...
Island life encourages animals to do things differently. 就能在马达加斯加岛上谋得一席之地 And on some islands that is essential. 岛屿生态迫使动物另辟蹊径 There are islands still forming today... 在某些岛上这是必备的生存技能 built by volcanoes. 由于火山运动 Some erupt explosively. 现在仍有岛屿不...
My team has discovered a new population of sloths in the Amazon Rainforest. The team has a job of figuring out three things regarding these sloths. The team has to determine if the new population is evolving, how it is related to other sloth populations near it, and if it is a differen...
It emphasized the importance of protecting biodiversity, reducing human impact on the environment, and ensuring a sustainable future for all living things. Leaving the Mammoth Site Museum, I carried with me a profound appreciation for thegrandeur of the natural world and the importance of preserving...