內容簡介 : Wildlife Explorer - Animals' Interesting Facts   科組: English     觀看次數: 16372

問題1 How fast can a hummingbird flap their wings in one second?   2-8 times 25-45 times 50-70times 350 times 問題2 Why might a sea slug sever its own body?   To escape from pre... To have smoother s... To reproduce To be lighter 問題3 How long can a pet grey parrot live?   16 – 25 years 8 - 15 years 26 – 60 years 70-100 years

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