2024-03-28 22:03:36动物植物
Blob海洋热浪期间太平洋牡蛎的入侵繁殖预示着与海洋变暖类似的事件

Pacific oysters, non-native to the United States but farmed in the U.S. for aquaculture, are an invasive species. During the Pacific Blob heat wave in the mid-2010s, as sea temperatures in Washington state's Puget Sound rose to 3°C above average, the spe

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2024-03-28 21:50:26动物植物
研究人员从法律角度提出了人类胚胎的新定义

Iñigo de Miguel-Beriain, researcher in the UPV/EHU's Research Group on Social and Legal Sciences applied to New Technosciences, has published a paper in EMBO Reports in which he provides a legal perspective to help identify a universally accep

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2024-03-28 21:38:48动物植物
岩袋鼠在咬人时是“小拿破仑”,因此弥补了它们的体型小

Australian rock-wallabies are "little Napoleons" when it comes to compensating for small size, packing much more punch into their bite than larger relatives.

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2024-03-28 21:26:36动物植物
4000年前牙齿的基因秘密揭示了几个世纪以来人类饮食变化的影响

Researchers at Trinity College Dublin have recovered remarkably preserved microbiomes from two teeth dating back 4,000 years, found in an Irish limestone cave. Genetic analyses of these microbiomes reveal major changes in the oral microenvironment from th

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2024-03-28 20:36:25动物植物
兽医:让扁脸宠物免受呼吸窘迫

The demand for bulldogs and other flat-faced pets is at an all-time high. According to the American Kennel Club, from 2006-2016, the number of registered bulldogs and French bulldogs in the U.S. increased by 60% and 476%, respectively. In 2023, the French

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2024-03-28 19:59:47动物植物
新的研究有助于古生物学家了解马化石和那些记录中缺失的化石

Many people assume that horses first came to the Americas when Spanish explorers brought them here about 500 years ago. In fact, recent research has confirmed a European origin for horses associated with humans in the American Southwest and Great Plains.

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2024-03-28 19:49:02动物植物
孩子和狗狗游戏严肃的一面

With two-thirds of children in the U.S. failing to meet national physical activity guidelines, kinesiologists at the University of Massachusetts Amherst have been looking at the impact of the family dog on the exercise habits of kids.

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2024-03-28 19:37:08动物植物
科学家发现NOX4翻译的第一个负调节因子

Nicotinamide adenine dinucleotide phosphate oxidase 4 (NADPH oxidase 4, NOX4) is an important member of the NADPH oxidase family that is primarily responsible for the production of H2O2. The regulation of NOX4 activity is predominantly through protein exp

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2024-03-28 19:22:49动物植物
新型酶制剂可以杀死引起结核病的分枝杆菌

With resistance to chemical antibiotics on the rise, the world needs entirely new forms of antibiotics. A new study published in Microbiology Spectrum shows that an enzymatic cocktail can kill a variety of mycobacterial species of bacteria, including thos

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2024-03-28 19:08:06动物植物
科学家警告称,波罗的海灰海豹狩猎规模过大

Researchers at the University of Gothenburg warn that today's hunting quotas of about 3,000 animals pose a risk to the long-term survival of the gray seal in the Baltic Sea. The conclusions of this new study are based on statistics from 20th century seal

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2024-03-28 18:55:32动物植物
研究揭示了灵长类动物互惠、社会支持和同理心的神经途径

Social interaction is key to survival and reproductive success in primates, including humans. Optimizing outcomes from these encounters requires a calculated approach to cooperation and competition—knowing whom to trust, whom to avoid, or whom to confront

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2024-03-28 18:17:33动物植物
研究发现,芳香的螺旋松是由树液甲虫而不是风授粉的

Researchers Toru Miyamoto, Ko Mochizuki, and Atsushi Kawakita of the University of Tokyo have discovered the first species pollinated by sap beetles in the genus Pandanus, a group of palm-like plants native to the tropics and subtropics of Africa and Eura

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