1. The majority of sharks give birth to live young, a reproductive method known as ovoviviparous.
大多數(shù)鯊魚都是胎生下仔,這是一種稱為卵胎生的繁殖方式。
2. Some reptiles, such as certain snakes and lizards, are ovoviviparous, meaning their eggs develop and hatch internally before giving birth to live offspring.
一些爬行動(dòng)物,如某些蛇類和蜥蜴,是卵胎生的,意思是它們的卵在內(nèi)部孵化后生產(chǎn)活體幼崽。