维也纳的两只大熊猫 – 第 3 级
04-10-2023 15:00
大熊猫以性欲低下而闻名，雌性大熊猫一年中只有两三天能够受孕，这给繁殖带来了困难。
然而，维也纳动物园的两只名叫 “阳阳 “和 “龙辉 “的大熊猫似乎爱上了对方，并多次交配，这对于世界上最濒危的物种之一来说，在人工饲养条件下实属罕见。
大熊猫的妊娠期长达 163 天，因此饲养员现在将等待观察交配是否成功。
您可以观看本页下方的视频新闻。
科学家认为哪些因素有助于圈养大熊猫成功交配？
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