资讯

来自MSN4 个月
Do sharks lay eggs? Here's how the fish gives birth and what some eggs look like.
Approximately 40% of shark species lay eggs, according to the MarAlliance, a conservation non-profit. This includes wobbegongs, horn sharks and some cat sharks.
Natural History Museum%2c London1 年
Do sharks lay eggs?
A huge variety of animals produce eggs. These help to protect and provide for offspring as they develop. There are over 500 species of shark living in waters around the world and the majority give ...