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动物植物

动物植物栏目报道动植物科学研究与生物多样性保护动态,展现生命世界的科学之美。

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印度的化石发现延长了早期恐龙的时间线 封面图动物植物

2025-05-15 21:33:26

印度的化石发现延长了早期恐龙的时间线

Sun filters through dense stands of cycads and conifers of Gondwana, where a lithe, bipedal predator slowly moves through the Upper Triassic undergrowth. Standing just over a meter tall and measuring about two meters from snout to tail, Maleriraptor kutty

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光合作用前的生长:树木如何调节水分平衡 封面图动物植物

2025-05-15 20:05:10

光合作用前的生长:树木如何调节水分平衡

Plants have small pores on the underside of their leaves, known as stomata. When the sun rises, these pores open and the plants absorb carbon dioxide (CO2) from the atmosphere, which they need, in addition to sunlight and water, for photosynthesis. At the

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