shark

2021-7-27 7:13
1920 年,塞尔维亚出生的发明家尼古拉·特斯拉设计并获得了他所谓的“瓣膜导管”的专利:一种管道,其内部设计确保流体沿一个首选方向流动,无需移动部件,使其成为微流体应用的理想选择,除其他用途外。根据最近发表在英国皇家学会会刊 B 上的一篇论文,特斯拉阀门还提供了一个有用的模型,用于说明食物如何通过许多鲨鱼的消化系统。......
2021-6-26 3:35
海洋生物学家花了十年的十年,抵消了对鲨鱼的流行误解,作为攻击人类的侵略性掠食者,特别是在大片颚骨特许经营的醒来之后。但毫无痛苦的攻击确实发生 - 他们甚至在史前时代发生。在审查日本的史前猎人收集墓地的骨骼遗骸时,约会约3000年,牛津大学考古学家发现了一个如此骨骼的鲜明鲨鱼袭击的受害者。他们描述了他们在考古学学杂志上......
2021-6-4 2:44
鲨鱼一直在世界上游泳和狩猎,持续了4.5亿年的海洋,虽然他们的数字是由于人类活动而下降,但他们仍然和我们在一起。但是世界曾经有多少次,而且大量的海洋捕食者与今天相比更多。事实上,科学发表的新研究表明,1900万年前,绝大多数鲨鱼和鲨鱼种死了。我们不明白为什么发生的原因或如何发生这种大型灭绝事件。 “鲨鱼有...........
2021-1-1 8:30
描绘场景。暑假期间,在苏格兰西海岸游泳,您会发现一条近10米长的大黑鲨朝您走去。突出的三角背鳍切开了表面,有力的节律性拍打着尾巴,使它无声地驶过阴暗的绿色深度。巨大的海绵状嘴足以吞噬海豹。 沉思这可能是您的最后一次游泳,得知这个深渊的巨兽是一个无害却濒临灭绝的温柔巨人,可能会令人惊讶。它对人类几乎没有兴趣,关注的是......
2020-11-4 10:16
韩国Pinkfong公司录制的“鲨鱼宝宝”,这首引人入胜的童谣,已经成为YouTube上点击量最高的视频。“鲨鱼宝宝”是韩国品客公司(Pinkfong)录制的动听童谣,已经成为YouTube上点击量最高的视频。 这首歌现在已经被播放了70.4亿次,超过了之前的纪录保持者Despacito,这首歌是由歌手路易斯·丰西(......
2020-10-11 15:35
Ocearch是一个以数据为中心的组织,旨在帮助科学家收集以前无法在海洋中获得的数据。我们的使命是通过在科学研究、教育、推广和政策方面无畏的创新,加速海洋恢复丰富。
2011-8-16 10:31
So cool! I have no idea how this toy works, and I wonder when it will be available in China?
2011-7-18 11:28
The other day, an Australian uploaded such a video on Youtube: two dogs were playing in the clear blue sea water. The vaguely visible shark fin in the water bl......
2011-4-15 17:1
This guy is about to transform! Before long, a shark warrior surpassing Spider-Man will appear!
2010-12-12 15:41
The moment when a man climbed out of a shark's mouth was caught on camera, which shocked me!
2010-8-31 11:34
Sharks sound scared, their attack is really strong, but they will not attack people casually, small sharks are still more cute, especially in the cartoon. The ......
2010-8-19 11:29
Men's yearning for the wild does not stop for a moment, after playing Harley, please focus on the water. Did you see the fierce eyes, which revealed endless mu......
2009-6-24 8:22
Previously wrote a lending website related topics, introduced several domestic and foreign lending and borrowing sites, these sites are to provide a platform, ......
2009-2-4 16:50
Tea infuser can also add this kind of creativity, in the tip of the tea to do a shark back shape of the cover, floating on the top of the tea cup, is not feeli......
2009-1-27 1:43
The drink ice cubes made with this ice cube mold have a cute shark fin, placed in the drink cup, the ice cubes will float on the water, exposing the shark fin,......
2008-12-31 9:34
Last July, a photographer captured a short-snout lemon shark staring into the camera with a smirk on its face, the Daily Mail reported. This image of a "toothe......
2008-11-4 10:44
Shark fin is a treasure in the delicious food, so the illegal catching work of killing sharks is becoming more and more rampant, perhaps we should all start to......