Maybe dolphins have such big brains because they do so much networkingVirginia Morell
However tiny they are, insects have brains, but they are not as functional as ours are. Some insects can survive without a head because they do not bleed excessively like humans and otherwarm-blooded animalswhen their heads are severed. Insects do not have blood. They have hemolymph, a liqu...
One is used to pump blood around the body, while the oth- er 2 pump blood directly to the gills. Octopuses have 9 'brains'. Onecentral brainis used for overall control. At the base of each arm is a group of nerve cells which can control each arm independently, acting as smaller brai...
Jellyfish(水母) can't do much besides swim. They don't even have brains. Yet, these simple creatures can easily journey to the depths of the ocean in a way that humans, despite all our efforts, cannot. But what if humans could have jellyfish explore the ocean on our behalf, reporting...
题目Some people say dolphins(海豚)are smart like humans(人类).They can think,understand and learn things quickly.In fact,dolphins have big brain(大脑)-to-body size ratio(比例),which is second only to humans.Dolphins use brains differently from the way humans do.But scien...
The Life-Threatening Fall: Expect One If You're 65 or Older Stan A. Goldberg Ph.D. on December 4, 2024 It's a mystery why we fall, but unless we can understand the dynamics of falling, it's going to happen again, but maybe with more serious consequences. Anxiety Three Behavioral...
Merely pacing ourselves at work could help since it avoids jam-packing our brains with an overload of information. 只要在工作中把握好节奏,就能避免信息过多地塞满我们的大脑。 You might also arrange some fun activities after work on Tuesday and turn ...
Jellyfish(水母) can't do much besides swim. They don't even have brains. Yet, these simple creatures can easily journey to the depths of the ocean in a way that humans, despite all our efforts, cannot. But what if humans could have jellyfish explore the ocean on our behalf, reporting...
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【题目】Jellyfish (水母) mainly live in oceans. Some can also live in fresh water. Unlike real fish, jellyfish do not have backbones. In【1】, they don’t have any bones at all. They don’t have brains, eyes, ears and hearts, either. However, Jellyfish do【2】(good) without the...