Where did Jia Jia and Kai Kai come from?

FAQ for the last Day

• What are some common misconceptions about the human respiratory system?

Common mistakes and misunderstandings Physiological and cellular respiration are not the same. not just oxygen or just carbon dioxide. the respiratory system does not function alone in transport (...)

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• What kind of frog gives birth to live tadpoles?

The larvae are the only species known to give birth to live tadpoles, researchers said. This species seems to prefer to give birth in a small pool away from the stream, perhaps to avoid the larger (...)

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• What bird can not walk?

Listen to the children about some facts about hummingbirds. Hummingbirds can scoop sideways with their feet while sitting, but they cannot walk or jump. These birds have evolved their small paws t (...)

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• Is duck a flightless bird?

A flightless bird is a bird that cannot fly due to evolution. Many poultry, such as poultry and ducks, have their ancestral species, the red junglefowl and mallards, each capable of extended flig (...)

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• Do kangaroos keep growing until they die?

But the truth is about kangaroos — they certainly won't stop growing. The kangaroo and large wallaby skeletons continue to grow slowly throughout their lives. There are many other species of anima (...)

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