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Wolfing it Down:Brown Bears Reduce Wolf Kill Rate say USU Ecologists
Wolfing it Down Brown Bears Reduce Wolf Kill Rate USU Ecologists
2017/3/13
If you’ve ever been elbowed out of the way at the dinner table by older, stronger siblings, you’ll identify with wolves competing with larger bears for food. A study by Utah State University ecologist...
Case Western Reserve University researcher discovers fish uses sneaking behavior as stealth mating strategy
Case Western Reserve University researcher fish uses sneaking behavior stealth mating strategy
2017/3/13
While a dominant male fish from northern Mexico mates with a female, a small fella bides his time in the offing. Suddenly, the little guy darts in ahead of Mr. Big and plants his seeds on freshly laid...
Reach back far enough in the family tree of a snail or a clam and you’ll find a spiny little slug with tiny teeth, wearing a helmet.Scientists have unearthed the 480-million-year-old remains of a crea...
A frog uses its whip-like tongue to snag its prey faster than a human can blink, hitting it with a force five times greater than gravity. How does it hang onto its meal as the food rockets back into i...
Scientists Discover a Way to Sequence DNA of Rare Animals
Scientists Sequence DNA Rare Animals
2017/2/16
Rare and extinct animals are preserved in jars of alcohol in natural history museum collections around the world, which provide a wealth of information on the changing biodiversity of the planet. Thes...
Dr. Xiaoming Wang, Curator and Head of Vertebrate Palaeontology at the Natural History Museum of Los Angeles County, and Dr. Denise Su, Curator & Head of Paleobotany and Paleoecology at the Cleveland ...
未来25年至50年大多数灵长类物种或消失
灵长类物种 消失
2017/2/15
这个世界的大多数灵长类动物正处于深度困扰中。目前，中国仅剩下20到30只海南长臂猿，现在爪哇懒猴也濒临灭绝。即便是马达加斯加标志性的节尾狐猴也仅剩下2000只左右。它们可能是即将从地球上消失的下一批灵长类动物。但整体而言，前景甚至更加荒凉。根据预测，全球60%的灵长类动物可能会在未来25年到50年消失。
When it comes to predators, the biggest mouths may not take the biggest bite. According to a new study from bioscientists at Rice University, some predators have their greatest ecological impacts befo...
英国利兹大学1月13日说，目前世界各国已有200多位科研人员加入该校教授领衔建立的动物细胞组织共享数据库，随着这种实验材料共享行为不断普及，未来科学实验中活体动物的使用量有望减少。据利兹大学介绍，这个数据库自2014年正式成立以来，目前已涵盖了近90种动物模型的细胞组织资源，欧洲、美国和澳大利亚的220名科学家都加入其中。
Researchers Quantify in High Speed a Viper’s Strike in Nature for the First Time（图）
Researchers Viper’s Strike Nature First Time
2017/2/16
Feeding is paramount to the survival of almost every animal, and just about every living organism is eaten by another. Not surprisingly, the animal kingdom shows many examples of extreme specializatio...
Caribbean bat species need 8 million years to recover from recent extinction waves
Caribbean bat 8 million years recover recent extinction waves
2017/2/15
Find related stories on NSF's Environmental Research and Education and Dimensions of Biodiversityprograms.How long does it take a community of mammals to recover after a wave of species...
A Fertilizer Dearth Foiled Animal Evolution for Eons?
Fertilizer Dearth Foiled Animal Evolution Eons
2017/1/9
For three billion years or more, the evolution of the first animal life on Earth was ready to happen, practically waiting in the wings. But the breathable oxygen it likely required wasn’t there, and a...
Stressed snakes strike first
snakes strike first
2017/1/9
Whether a wild cottonmouth snake will attempt to strike in an encounter depends on its baseline stress level, according to a team of scientists led by undergraduate researcher Mark Herr."Most people t...
Study explains evolution phenomenon that puzzled Darwin
evolution phenomenon puzzled Darwin
2016/12/13
Why do some animals have extravagant, showy ornaments — think elk and deer antlers, peacock feathers and horns on dung beetles — that can be a liability to survival? Charles Darwin couldn’t figure it ...
老鼠皮肤细胞可直接“编程”为血细胞
皮肤细胞 血细胞 分子细胞生物学
2022/3/24
据新加坡科技研究局官网11月21日报道，该局下属基因组研究所和分子细胞生物学研究所的科研团队，成功将老鼠皮肤细胞直接编程后获得血细胞和免疫细胞，向利用人类皮肤细胞再造人体血细胞这一终极目标迈出了具有重要意义的第一步。