Translation of "Spawn" in Japanese

Check that out. Oh look. That's frog spawn.

見てくれよ カエルの卵(たまご)だ

What might a planet need to spawn life?

惑星が命を生み出すために何が必要だろうか。

So frogs spawn or spear fish? [Bear] Food is an important part of any mission.

カエルの卵？　魚をとる？ 食べ物はいつでも重要(じゅうよう)だ