2025-03-15 22:44:14动物植物
雄性蓝线章鱼在交配前麻痹雌性,以防止被吃掉

A team of neurologists, environmentalists and bioengineers at the University of Queensland, in Australia, has found that male blue-lined octopuses paralyze females prior to mating to avoid being eaten. In their study published in the journal Current Biolo

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2025-03-15 22:30:20动物植物
Heliconius蝴蝶的交配选择与简单的神经变化有关,这可能会加速进化

A simple neural change alters mating preferences in male butterflies, aiding rapid behavioral evolution, Nicholas VanKuren and Nathan Buerkle at the University of Chicago, US, and colleagues, report in the open-access journal PLOS Biology.

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2025-03-15 22:17:49动物植物
三叠纪生活:古代两栖动物、鳄鱼近亲、早期恐龙和哺乳动物祖先概述

The Triassic is one of the most important periods in the evolution of life on Earth. After one of the greatest mass extinctions 252 million years ago, not only the dinosaurs but also many other groups of terrestrial tetrapods emerged and conquered numerou

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2025-03-15 22:06:52动物植物
南极微生物揭示了气候对海洋生态系统的影响

Bacteria and other single-celled microorganisms in the seas around Antarctica are strongly influenced by water temperature and the amount of sea ice. This is shown by coordinated measurements taken off the coast of the west Antarctic Peninsula.

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2025-03-15 21:53:21动物植物
大象米沙住在动物园里,但她的牙釉质有助于重建野生动物的迁徙

Teeth recovered from a beloved zoo elephant that died in 2008 are helping University of Utah geologists develop a method for tracking the movements of large herbivores across landscapes, even for animals now extinct, such as mastodons and mammoths.

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2025-03-15 21:40:54动物植物
鸟巢中的塑料垃圾记录了人类世时期

What if expiration dates could tell us more than when something goes bad? Scientists have found that dates on plastic food and beverage packaging can serve as markers of the Anthropocene, a period in Earth's history marked by the widespread impact of hum

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2025-03-15 21:26:34动物植物
冬眠的狐猴可以逆转细胞衰老的进程

We're all familiar with the outward signs of aging. The face that greets you in the mirror each morning may have sagging skin or thinning hair. But many age-related changes start within our cells, even our DNA, which can wear and tear over time as we get

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2025-03-15 21:14:21动物植物
几十年来,澳大利亚学校的恐龙脚印揭示了古老的秘密

A trove of fossilized dinosaur footprints has been found on a slab of rock gathering dust inside an Australian school, scientists said on Wednesday.

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2025-03-15 21:01:21动物植物
研究发现,美国鳗鱼消费量的增长可能会导致其濒临灭绝

High demand for eel combined with a decline in stock have resulted in soaring prices for this food item, which, in many cultures, is considered a delicacy. This has fueled concern globally as the prized food item is now being illegally traded from Europe

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2025-03-15 20:49:30动物植物
垂直农业研究为生产药用化合物提供了线索

New research on using controlled environment agriculture (CEA) to grow plants with medicinal properties could lead to production methods that will increase one anti-cancer compound naturally produced by certain species of plants.

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2025-03-15 20:37:14动物植物
装瓶信任:研究人员正在使用化学和区块链来阻止葡萄酒欺诈

Researchers have developed smart tags to guarantee the authenticity and traceability of wine from vineyard to table, helping to combat counterfeiting and boost consumer trust.

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2025-03-15 20:25:49动物植物
小鼠的磁性变化:生理和病理条件如何导致铁和氧化还原平衡的变化

A research team led by Prof. Zhang Xin from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences has revealed how magnetic properties in mice vary under different physiological and pathological conditions.

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